diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index cfce352c9..a7b760fa2 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -895,6 +895,21 @@ add_library(core STATIC
     hle/service/pm/pm.h
     hle/service/prepo/prepo.cpp
     hle/service/prepo/prepo.h
+    hle/service/psc/ovln/ovln_types.h
+    hle/service/psc/ovln/receiver_service.cpp
+    hle/service/psc/ovln/receiver_service.h
+    hle/service/psc/ovln/receiver.cpp
+    hle/service/psc/ovln/receiver.h
+    hle/service/psc/ovln/sender_service.cpp
+    hle/service/psc/ovln/sender_service.h
+    hle/service/psc/ovln/sender.cpp
+    hle/service/psc/ovln/sender.h
+    hle/service/psc/pm_control.cpp
+    hle/service/psc/pm_control.h
+    hle/service/psc/pm_module.cpp
+    hle/service/psc/pm_module.h
+    hle/service/psc/pm_service.cpp
+    hle/service/psc/pm_service.h
     hle/service/psc/psc.cpp
     hle/service/psc/psc.h
     hle/service/psc/time/alarms.cpp
diff --git a/src/core/hle/service/psc/ovln/ovln_types.h b/src/core/hle/service/psc/ovln/ovln_types.h
new file mode 100644
index 000000000..343b05dcc
--- /dev/null
+++ b/src/core/hle/service/psc/ovln/ovln_types.h
@@ -0,0 +1,21 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "common/bit_field.h"
+#include "common/common_types.h"
+
+namespace Service::PSC {
+
+using OverlayNotification = std::array<u64, 0x10>;
+static_assert(sizeof(OverlayNotification) == 0x80, "OverlayNotification has incorrect size");
+
+union MessageFlags {
+    u64 raw;
+    BitField<0, 8, u64> message_type;
+    BitField<8, 8, u64> queue_type;
+};
+static_assert(sizeof(MessageFlags) == 0x8, "MessageFlags has incorrect size");
+
+} // namespace Service::PSC
diff --git a/src/core/hle/service/psc/ovln/receiver.cpp b/src/core/hle/service/psc/ovln/receiver.cpp
new file mode 100644
index 000000000..85f62816d
--- /dev/null
+++ b/src/core/hle/service/psc/ovln/receiver.cpp
@@ -0,0 +1,24 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/service/psc/ovln/receiver.h"
+
+namespace Service::PSC {
+
+IReceiver::IReceiver(Core::System& system_) : ServiceFramework{system_, "IReceiver"} {
+    // clang-format off
+        static const FunctionInfo functions[] = {
+            {0, nullptr, "AddSource"},
+            {1, nullptr, "RemoveSource"},
+            {2, nullptr, "GetReceiveEventHandle"},
+            {3, nullptr, "Receive"},
+            {4, nullptr, "ReceiveWithTick"},
+        };
+    // clang-format on
+
+    RegisterHandlers(functions);
+}
+
+IReceiver::~IReceiver() = default;
+
+} // namespace Service::PSC
diff --git a/src/core/hle/service/psc/ovln/receiver.h b/src/core/hle/service/psc/ovln/receiver.h
new file mode 100644
index 000000000..c47a4ff7e
--- /dev/null
+++ b/src/core/hle/service/psc/ovln/receiver.h
@@ -0,0 +1,16 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "core/hle/service/service.h"
+
+namespace Service::PSC {
+
+class IReceiver final : public ServiceFramework<IReceiver> {
+public:
+    explicit IReceiver(Core::System& system_);
+    ~IReceiver() override;
+};
+
+} // namespace Service::PSC
diff --git a/src/core/hle/service/psc/ovln/receiver_service.cpp b/src/core/hle/service/psc/ovln/receiver_service.cpp
new file mode 100644
index 000000000..bb988e905
--- /dev/null
+++ b/src/core/hle/service/psc/ovln/receiver_service.cpp
@@ -0,0 +1,28 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/service/cmif_serialization.h"
+#include "core/hle/service/psc/ovln/receiver.h"
+#include "core/hle/service/psc/ovln/receiver_service.h"
+
+namespace Service::PSC {
+
+IReceiverService::IReceiverService(Core::System& system_) : ServiceFramework{system_, "ovln:rcv"} {
+    // clang-format off
+    static const FunctionInfo functions[] = {
+        {0, D<&IReceiverService::OpenReceiver>, "OpenReceiver"},
+    };
+    // clang-format on
+
+    RegisterHandlers(functions);
+}
+
+IReceiverService::~IReceiverService() = default;
+
+Result IReceiverService::OpenReceiver(Out<SharedPointer<IReceiver>> out_receiver) {
+    LOG_DEBUG(Service_PSC, "called");
+    *out_receiver = std::make_shared<IReceiver>(system);
+    R_SUCCEED();
+}
+
+} // namespace Service::PSC
diff --git a/src/core/hle/service/psc/ovln/receiver_service.h b/src/core/hle/service/psc/ovln/receiver_service.h
new file mode 100644
index 000000000..b3b31ba4a
--- /dev/null
+++ b/src/core/hle/service/psc/ovln/receiver_service.h
@@ -0,0 +1,22 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "core/hle/service/cmif_types.h"
+#include "core/hle/service/service.h"
+
+namespace Service::PSC {
+
+class IReceiver;
+
+class IReceiverService final : public ServiceFramework<IReceiverService> {
+public:
+    explicit IReceiverService(Core::System& system_);
+    ~IReceiverService() override;
+
+private:
+    Result OpenReceiver(Out<SharedPointer<IReceiver>> out_receiver);
+};
+
+} // namespace Service::PSC
diff --git a/src/core/hle/service/psc/ovln/sender.cpp b/src/core/hle/service/psc/ovln/sender.cpp
new file mode 100644
index 000000000..3227a56f2
--- /dev/null
+++ b/src/core/hle/service/psc/ovln/sender.cpp
@@ -0,0 +1,32 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/service/cmif_serialization.h"
+#include "core/hle/service/psc/ovln/sender.h"
+
+namespace Service::PSC {
+
+ISender::ISender(Core::System& system_) : ServiceFramework{system_, "ISender"} {
+    // clang-format off
+    static const FunctionInfo functions[] = {
+        {0, D<&ISender::Send>, "Send"},
+        {1, nullptr, "GetUnreceivedMessageCount"},
+    };
+    // clang-format on
+
+    RegisterHandlers(functions);
+}
+
+ISender::~ISender() = default;
+
+Result ISender::Send(const OverlayNotification& notification, MessageFlags flags) {
+    std::string data;
+    for (const auto m : notification) {
+        data += fmt::format("{:016X} ", m);
+    }
+
+    LOG_WARNING(Service_PSC, "(STUBBED) called, flags={} notification={}", flags.raw, data);
+    R_SUCCEED();
+}
+
+} // namespace Service::PSC
diff --git a/src/core/hle/service/psc/ovln/sender.h b/src/core/hle/service/psc/ovln/sender.h
new file mode 100644
index 000000000..c1575428e
--- /dev/null
+++ b/src/core/hle/service/psc/ovln/sender.h
@@ -0,0 +1,21 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "core/hle/service/cmif_types.h"
+#include "core/hle/service/psc/ovln/ovln_types.h"
+#include "core/hle/service/service.h"
+
+namespace Service::PSC {
+
+class ISender final : public ServiceFramework<ISender> {
+public:
+    explicit ISender(Core::System& system_);
+    ~ISender() override;
+
+private:
+    Result Send(const OverlayNotification& notification, MessageFlags flags);
+};
+
+} // namespace Service::PSC
diff --git a/src/core/hle/service/psc/ovln/sender_service.cpp b/src/core/hle/service/psc/ovln/sender_service.cpp
new file mode 100644
index 000000000..18d2c83a3
--- /dev/null
+++ b/src/core/hle/service/psc/ovln/sender_service.cpp
@@ -0,0 +1,30 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/service/cmif_serialization.h"
+#include "core/hle/service/psc/ovln/sender.h"
+#include "core/hle/service/psc/ovln/sender_service.h"
+
+namespace Service::PSC {
+
+ISenderService::ISenderService(Core::System& system_) : ServiceFramework{system_, "ovln:snd"} {
+    // clang-format off
+    static const FunctionInfo functions[] = {
+        {0, D<&ISenderService::OpenSender>, "OpenSender"},
+    };
+    // clang-format on
+
+    RegisterHandlers(functions);
+}
+
+ISenderService::~ISenderService() = default;
+
+Result ISenderService::OpenSender(Out<SharedPointer<ISender>> out_sender, u32 sender_id,
+                                  std::array<u64, 2> data) {
+    LOG_WARNING(Service_PSC, "(STUBBED) called, sender_id={}, data={:016X} {:016X}", sender_id,
+                data[0], data[1]);
+    *out_sender = std::make_shared<ISender>(system);
+    R_SUCCEED();
+}
+
+} // namespace Service::PSC
diff --git a/src/core/hle/service/psc/ovln/sender_service.h b/src/core/hle/service/psc/ovln/sender_service.h
new file mode 100644
index 000000000..10027701f
--- /dev/null
+++ b/src/core/hle/service/psc/ovln/sender_service.h
@@ -0,0 +1,23 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "core/hle/service/cmif_types.h"
+#include "core/hle/service/service.h"
+
+namespace Service::PSC {
+
+class ISender;
+
+class ISenderService final : public ServiceFramework<ISenderService> {
+public:
+    explicit ISenderService(Core::System& system_);
+    ~ISenderService() override;
+
+private:
+    Result OpenSender(Out<SharedPointer<ISender>> out_sender, u32 sender_id,
+                      std::array<u64, 2> data);
+};
+
+} // namespace Service::PSC
diff --git a/src/core/hle/service/psc/pm_control.cpp b/src/core/hle/service/psc/pm_control.cpp
new file mode 100644
index 000000000..7dedb7662
--- /dev/null
+++ b/src/core/hle/service/psc/pm_control.cpp
@@ -0,0 +1,28 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/service/psc/pm_control.h"
+
+namespace Service::PSC {
+
+IPmControl::IPmControl(Core::System& system_) : ServiceFramework{system_, "psc:c"} {
+    // clang-format off
+    static const FunctionInfo functions[] = {
+        {0, nullptr, "Initialize"},
+        {1, nullptr, "DispatchRequest"},
+        {2, nullptr, "GetResult"},
+        {3, nullptr, "GetState"},
+        {4, nullptr, "Cancel"},
+        {5, nullptr, "PrintModuleInformation"},
+        {6, nullptr, "GetModuleInformation"},
+        {10, nullptr, "AcquireStateLock"},
+        {11, nullptr, "HasStateLock"},
+    };
+    // clang-format on
+
+    RegisterHandlers(functions);
+}
+
+IPmControl::~IPmControl() = default;
+
+} // namespace Service::PSC
diff --git a/src/core/hle/service/psc/pm_control.h b/src/core/hle/service/psc/pm_control.h
new file mode 100644
index 000000000..e0ae2f39c
--- /dev/null
+++ b/src/core/hle/service/psc/pm_control.h
@@ -0,0 +1,16 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "core/hle/service/service.h"
+
+namespace Service::PSC {
+
+class IPmControl final : public ServiceFramework<IPmControl> {
+public:
+    explicit IPmControl(Core::System& system_);
+    ~IPmControl() override;
+};
+
+} // namespace Service::PSC
diff --git a/src/core/hle/service/psc/pm_module.cpp b/src/core/hle/service/psc/pm_module.cpp
new file mode 100644
index 000000000..74dc7ed4e
--- /dev/null
+++ b/src/core/hle/service/psc/pm_module.cpp
@@ -0,0 +1,24 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/service/psc/pm_module.h"
+
+namespace Service::PSC {
+
+IPmModule::IPmModule(Core::System& system_) : ServiceFramework{system_, "IPmModule"} {
+    // clang-format off
+        static const FunctionInfo functions[] = {
+            {0, nullptr, "Initialize"},
+            {1, nullptr, "GetRequest"},
+            {2, nullptr, "Acknowledge"},
+            {3, nullptr, "Finalize"},
+            {4, nullptr, "AcknowledgeEx"},
+        };
+    // clang-format on
+
+    RegisterHandlers(functions);
+}
+
+IPmModule::~IPmModule() = default;
+
+} // namespace Service::PSC
diff --git a/src/core/hle/service/psc/pm_module.h b/src/core/hle/service/psc/pm_module.h
new file mode 100644
index 000000000..b3a2d2584
--- /dev/null
+++ b/src/core/hle/service/psc/pm_module.h
@@ -0,0 +1,16 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "core/hle/service/service.h"
+
+namespace Service::PSC {
+
+class IPmModule final : public ServiceFramework<IPmModule> {
+public:
+    explicit IPmModule(Core::System& system_);
+    ~IPmModule() override;
+};
+
+} // namespace Service::PSC
diff --git a/src/core/hle/service/psc/pm_service.cpp b/src/core/hle/service/psc/pm_service.cpp
new file mode 100644
index 000000000..c4e0ad228
--- /dev/null
+++ b/src/core/hle/service/psc/pm_service.cpp
@@ -0,0 +1,28 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/service/cmif_serialization.h"
+#include "core/hle/service/psc/pm_module.h"
+#include "core/hle/service/psc/pm_service.h"
+
+namespace Service::PSC {
+
+IPmService::IPmService(Core::System& system_) : ServiceFramework{system_, "psc:m"} {
+    // clang-format off
+    static const FunctionInfo functions[] = {
+        {0, D<&IPmService::GetPmModule>, "GetPmModule"},
+    };
+    // clang-format on
+
+    RegisterHandlers(functions);
+}
+
+IPmService::~IPmService() = default;
+
+Result IPmService::GetPmModule(Out<SharedPointer<IPmModule>> out_module) {
+    LOG_DEBUG(Service_PSC, "called");
+    *out_module = std::make_shared<IPmModule>(system);
+    R_SUCCEED();
+}
+
+} // namespace Service::PSC
diff --git a/src/core/hle/service/psc/pm_service.h b/src/core/hle/service/psc/pm_service.h
new file mode 100644
index 000000000..08e14c6f8
--- /dev/null
+++ b/src/core/hle/service/psc/pm_service.h
@@ -0,0 +1,22 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "core/hle/service/cmif_types.h"
+#include "core/hle/service/service.h"
+
+namespace Service::PSC {
+
+class IPmModule;
+
+class IPmService final : public ServiceFramework<IPmService> {
+public:
+    explicit IPmService(Core::System& system_);
+    ~IPmService() override;
+
+private:
+    Result GetPmModule(Out<SharedPointer<IPmModule>> out_module);
+};
+
+} // namespace Service::PSC
diff --git a/src/core/hle/service/psc/psc.cpp b/src/core/hle/service/psc/psc.cpp
index 44310756b..e1762d694 100644
--- a/src/core/hle/service/psc/psc.cpp
+++ b/src/core/hle/service/psc/psc.cpp
@@ -1,11 +1,10 @@
 // SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
-#include <memory>
-
-#include "common/logging/log.h"
-#include "core/core.h"
-#include "core/hle/service/ipc_helpers.h"
+#include "core/hle/service/psc/ovln/receiver_service.h"
+#include "core/hle/service/psc/ovln/sender_service.h"
+#include "core/hle/service/psc/pm_control.h"
+#include "core/hle/service/psc/pm_service.h"
 #include "core/hle/service/psc/psc.h"
 #include "core/hle/service/psc/time/manager.h"
 #include "core/hle/service/psc/time/power_state_service.h"
@@ -15,71 +14,13 @@
 
 namespace Service::PSC {
 
-class IPmControl final : public ServiceFramework<IPmControl> {
-public:
-    explicit IPmControl(Core::System& system_) : ServiceFramework{system_, "psc:c"} {
-        // clang-format off
-        static const FunctionInfo functions[] = {
-            {0, nullptr, "Initialize"},
-            {1, nullptr, "DispatchRequest"},
-            {2, nullptr, "GetResult"},
-            {3, nullptr, "GetState"},
-            {4, nullptr, "Cancel"},
-            {5, nullptr, "PrintModuleInformation"},
-            {6, nullptr, "GetModuleInformation"},
-            {10, nullptr, "AcquireStateLock"},
-            {11, nullptr, "HasStateLock"},
-        };
-        // clang-format on
-
-        RegisterHandlers(functions);
-    }
-};
-
-class IPmModule final : public ServiceFramework<IPmModule> {
-public:
-    explicit IPmModule(Core::System& system_) : ServiceFramework{system_, "IPmModule"} {
-        // clang-format off
-        static const FunctionInfo functions[] = {
-            {0, nullptr, "Initialize"},
-            {1, nullptr, "GetRequest"},
-            {2, nullptr, "Acknowledge"},
-            {3, nullptr, "Finalize"},
-            {4, nullptr, "AcknowledgeEx"},
-        };
-        // clang-format on
-
-        RegisterHandlers(functions);
-    }
-};
-
-class IPmService final : public ServiceFramework<IPmService> {
-public:
-    explicit IPmService(Core::System& system_) : ServiceFramework{system_, "psc:m"} {
-        // clang-format off
-        static const FunctionInfo functions[] = {
-            {0, &IPmService::GetPmModule, "GetPmModule"},
-        };
-        // clang-format on
-
-        RegisterHandlers(functions);
-    }
-
-private:
-    void GetPmModule(HLERequestContext& ctx) {
-        LOG_DEBUG(Service_PSC, "called");
-
-        IPC::ResponseBuilder rb{ctx, 2, 0, 1};
-        rb.Push(ResultSuccess);
-        rb.PushIpcInterface<IPmModule>(system);
-    }
-};
-
 void LoopProcess(Core::System& system) {
     auto server_manager = std::make_unique<ServerManager>(system);
 
     server_manager->RegisterNamedService("psc:c", std::make_shared<IPmControl>(system));
     server_manager->RegisterNamedService("psc:m", std::make_shared<IPmService>(system));
+    server_manager->RegisterNamedService("ovln:rcv", std::make_shared<IReceiverService>(system));
+    server_manager->RegisterNamedService("ovln:snd", std::make_shared<ISenderService>(system));
 
     auto time = std::make_shared<Time::TimeManager>(system);
 
diff --git a/src/core/hle/service/psc/psc.h b/src/core/hle/service/psc/psc.h
index 459137f42..c83d07ca8 100644
--- a/src/core/hle/service/psc/psc.h
+++ b/src/core/hle/service/psc/psc.h
@@ -7,10 +7,6 @@ namespace Core {
 class System;
 }
 
-namespace Service::SM {
-class ServiceManager;
-}
-
 namespace Service::PSC {
 
 void LoopProcess(Core::System& system);