diff --git a/src/OpenSHC/Audio/mss/SoundSystem/shutdownSoundSystem.cpp b/src/OpenSHC/Audio/mss/SoundSystem/shutdownSoundSystem.cpp
new file mode 100644
index 0000000..4da9595
--- /dev/null
+++ b/src/OpenSHC/Audio/mss/SoundSystem/shutdownSoundSystem.cpp
@@ -0,0 +1,50 @@
+#include "../SoundSystem.func.hpp"
+
+#include "OpenSHC/Rendering/Bink/BinkControlClass.func.hpp"
+
+#include "OpenSHC/Globals/DAT_BinkControlState.hpp"
+#include "OpenSHC/Globals/DAT_SFXDefinedData.hpp"
+#include "OpenSHC/Globals/DAT_SoundEffectsHelperData1.hpp"
+
+namespace OpenSHC {
+namespace Audio {
+    namespace MSS {
+
+        // FUNCTION: STRONGHOLDCRUSADER 0x0047A690
+        void SoundSystem::shutdownSoundSystem()
+        {
+            if (!this->waveOutOpenUnk_0x8) {
+                return;
+            }
+
+            MACRO_CALL_MEMBER(Rendering::Bink::BinkControlClass_Func::stopAllBinkPlayback, DAT_BinkControlState::ptr)();
+            if (DAT_SFXDefinedData::ptr->SND_SomeTimerIdentifier != 0xffffffff) {
+                timeKillEvent(DAT_SFXDefinedData::ptr->SND_SomeTimerIdentifier);
+                timeEndPeriod(DAT_SoundEffectsHelperData1::ptr->SND_SomeTimerResolution);
+                DAT_SFXDefinedData::ptr->SND_SomeTimerIdentifier = 0xffffffff;
+            }
+            for (int i = 0; i < 5; ++i) {
+                UnkSoundFlagsAndLoopCount const unkSoundFlagsAndLoopCount = { 0, 0, 0, 0, 0 };
+                this->streamFlagsUnkAndLoopCount_0x34[i] = unkSoundFlagsAndLoopCount;
+                MACRO_CALL_MEMBER(SoundSystem_Func::endSoundStream, this)(i);
+            }
+            for (int i = 0; i < 31; ++i) {
+                AIL_end_sample(this->sample_0x190[i]);
+                AIL_release_sample_handle(this->sample_0x190[i]);
+            }
+            for (int i = 1; i < this->loadedSoundsCountAndIndex_0x316c; ++i) {
+                if (this->soundFileDataPointerArray_0x122c[i]) {
+                    AIL_mem_free_lock(this->soundFileDataPointerArray_0x122c[i]);
+                }
+            }
+            AIL_mem_free_lock(this->sampleBufferPtrUnk_0x17c[0]);
+            AIL_mem_free_lock(this->sampleBufferPtrUnk_0x17c[1]);
+            AIL_release_sample_handle(this->musicSampleUnk_0x170);
+            AIL_close_digital_driver(this->digSndDriver_0x4);
+            AIL_shutdown();
+            this->waveOutOpenUnk_0x8 = FALSE;
+        }
+
+    }
+}
+}
diff --git a/status/addresses-SHC-3BB0A8C1.txt b/status/addresses-SHC-3BB0A8C1.txt
index 5bf99ba..2350d66 100644
--- a/status/addresses-SHC-3BB0A8C1.txt
+++ b/status/addresses-SHC-3BB0A8C1.txt
@@ -10911,7 +10911,7 @@ SHC_3BB0A8C1_0x0047A580 | 0.0% | Pending
 SHC_3BB0A8C1_0x0047A5E0 | 100.0% | Pending
 SHC_3BB0A8C1_0x0047A630 | 0.0% | Pending
 SHC_3BB0A8C1_0x0047A660 | 0.0% | Pending
-SHC_3BB0A8C1_0x0047A690 | 0.0% | Pending
+SHC_3BB0A8C1_0x0047A690 | 100.0% | Reimplemented, but requires all used structs to be active
 SHC_3BB0A8C1_0x0047A790 | 0.0% | Pending
 SHC_3BB0A8C1_0x0047A9E0 | 0.0% | Pending
 SHC_3BB0A8C1_0x0047AA70 | 0.0% | Pending