diff --git a/include/functions.h b/include/functions.h
index b2bdd99865..980a2937b9 100644
--- a/include/functions.h
+++ b/include/functions.h
@@ -1591,7 +1591,7 @@ void func_800EDF24(void); // func_800EDF24
 void func_800EDF78(Actor* actor, GlobalContext* ctxt, int iParm3); // func_800EDF78
 void func_800EE0CC(Actor* actor, GlobalContext* ctxt, int iParm3); // func_800EE0CC
 void func_800EE1D8(void); // func_800EE1D8
-void func_800EE200(void); // func_800EE200
+u32 func_800EE200(GlobalContext* ctxt, u32 uParm2); // func_800EE200
 u32 func_800EE29C(GlobalContext* ctxt, u32 uParm2); // func_800EE29C
 u32 func_800EE2F4(GlobalContext* ctxt); // func_800EE2F4
 void func_800EE320(GlobalContext* ctxt, s16 index); // func_800EE320
diff --git a/include/variables_overlay.h b/include/variables_overlay.h
index bebf551fd4..4b4dbfecf0 100644
--- a/include/variables_overlay.h
+++ b/include/variables_overlay.h
@@ -11618,7 +11618,7 @@ extern UNK_TYPE4 D_80B6DB88; // D_80B6DB88
 extern OverlayRelocationSection bgSinkaiKabeOverlayInfo; // D_80B6DB90
 extern u32 bgSinkaiKabeOverlayRelocations[13]; // D_80B6DBA4
 extern u32 bgSinkaiKabeOverlayInfoOffset; // D_80B6DBDC
-extern UNK_TYPE1 D_80B6DF80; // D_80B6DF80
+extern UNK_TYPE1 Bg_Haka_Curtain_InitVars; // Bg_Haka_Curtain_InitVars
 extern UNK_TYPE1 D_80B6DFA0; // D_80B6DFA0
 extern OverlayRelocationSection bgHakaCurtainOverlayInfo; // D_80B6DFB0
 extern u32 bgHakaCurtainOverlayRelocations[22]; // D_80B6DFC4
diff --git a/include/z64cutscene.h b/include/z64cutscene.h
index 482fb964f0..586bc2f906 100644
--- a/include/z64cutscene.h
+++ b/include/z64cutscene.h
@@ -5,7 +5,7 @@
 #include <unk.h>
 
 typedef struct {
-    /* 0x00 */ UNK_TYPE1 pad0[0x2];
+    /* 0x00 */ u16 unk0;
     /* 0x02 */ u16 startFrame;
     /* 0x04 */ u16 endFrame;
     /* 0x06 */ UNK_TYPE1 pad6[0x2A];
diff --git a/linker_scripts/code_script.txt b/linker_scripts/code_script.txt
index cad6f2f53e..e9f33b144a 100644
--- a/linker_scripts/code_script.txt
+++ b/linker_scripts/code_script.txt
@@ -5681,8 +5681,9 @@ SECTIONS
     ovl_Bg_Haka_Curtain : AT(RomLocation)
     {
         build/src/overlays/actors/ovl_Bg_Haka_Curtain/z_bg_haka_curtain.o(.text)
-        build/asm/ovl_Bg_Haka_Curtain_data.o(.data)
-        build/asm/ovl_Bg_Haka_Curtain_rodata.o(.rodata)
+        build/src/overlays/actors/ovl_Bg_Haka_Curtain/z_bg_haka_curtain.o(.data)
+        build/src/overlays/actors/ovl_Bg_Haka_Curtain/z_bg_haka_curtain.o(.rodata)
+        build/src/overlays/actors/ovl_Bg_Haka_Curtain/z_bg_haka_curtain_overlay.o(.ovl)
     }
     SegmentEnd = .;
     SegmentSize = SegmentEnd - SegmentStart;
diff --git a/linker_scripts/object_script.txt b/linker_scripts/object_script.txt
index ece99d548f..a2065bb146 100644
--- a/linker_scripts/object_script.txt
+++ b/linker_scripts/object_script.txt
@@ -13,6 +13,10 @@ D_0E000140 = 0x0E000140;
 D_0E0001C8 = 0x0E0001C8;
 D_0E0002C8 = 0x0E0002C8;
 
+/* bg_haka_curtain */
+D_06001410 = 0x06001410;
+D_06001588 = 0x06001588;
+
 /* obj_hana */
 D_06000500 = 0x06000500;
 
diff --git a/src/overlays/actors/ovl_Bg_Haka_Curtain/z_bg_haka_curtain.c b/src/overlays/actors/ovl_Bg_Haka_Curtain/z_bg_haka_curtain.c
index b6148b7245..8831e6d655 100644
--- a/src/overlays/actors/ovl_Bg_Haka_Curtain/z_bg_haka_curtain.c
+++ b/src/overlays/actors/ovl_Bg_Haka_Curtain/z_bg_haka_curtain.c
@@ -9,7 +9,16 @@ void BgHakaCurtain_Destroy(Actor* thisx, GlobalContext* globalCtx);
 void BgHakaCurtain_Update(Actor* thisx, GlobalContext* globalCtx);
 void BgHakaCurtain_Draw(Actor* thisx, GlobalContext* globalCtx);
 
-/*
+void func_80B6DC98(BgHakaCurtain* this);
+void func_80B6DCAC(BgHakaCurtain* this, GlobalContext* globalCtx);
+void func_80B6DCEC(BgHakaCurtain* this);
+void func_80B6DD00(BgHakaCurtain* this, GlobalContext* globalCtx);
+void func_80B6DD5C(BgHakaCurtain* this);
+void func_80B6DD70(BgHakaCurtain* this, GlobalContext* globalCtx);
+void func_80B6DD9C(BgHakaCurtain* this, GlobalContext* globalCtx);
+void func_80B6DEA8(BgHakaCurtain* this, GlobalContext* globalCtx);
+void func_80B6DE80(BgHakaCurtain* this);
+
 const ActorInit Bg_Haka_Curtain_InitVars = {
     ACTOR_BG_HAKA_CURTAIN,
     ACTORTYPE_BG,
@@ -21,32 +30,106 @@ const ActorInit Bg_Haka_Curtain_InitVars = {
     (ActorFunc)BgHakaCurtain_Update,
     (ActorFunc)BgHakaCurtain_Draw
 };
-*/
 
-GLOBAL_ASM("asm/non_matchings/ovl_Bg_Haka_Curtain_0x80B6DBE0/BgHakaCurtain_Init.asm")
+static InitChainEntry D_80B6DFA0[] = {
+    ICHAIN_F32(unkFC, 4000, ICHAIN_CONTINUE),
+    ICHAIN_F32(unk100, 700, ICHAIN_CONTINUE),
+    ICHAIN_F32(unk104, 600, ICHAIN_CONTINUE),
+    ICHAIN_VEC3F_DIV1000(scale, 100, ICHAIN_STOP),
+};
 
-GLOBAL_ASM("asm/non_matchings/ovl_Bg_Haka_Curtain_0x80B6DBE0/BgHakaCurtain_Destroy.asm")
+extern BgMeshHeader D_06001588;
+extern UNK_TYPE D_06001410;
 
-GLOBAL_ASM("asm/non_matchings/ovl_Bg_Haka_Curtain_0x80B6DBE0/func_80B6DC98.asm")
+void BgHakaCurtain_Init(Actor* thisx, GlobalContext* globalCtx) {
+    BgHakaCurtain* this = THIS;
 
-GLOBAL_ASM("asm/non_matchings/ovl_Bg_Haka_Curtain_0x80B6DBE0/func_80B6DCAC.asm")
+    Actor_ProcessInitChain(&this->dyna.actor, D_80B6DFA0);
+    BcCheck3_BgActorInit(&this->dyna, 1);
+    BgCheck3_LoadMesh(globalCtx, &this->dyna, &D_06001588);
+    if (Actor_GetRoomCleared(globalCtx, this->dyna.actor.room)) {
+        func_80B6DE80(this);
+        return;
+    }
+    func_80B6DC98(this);
+}
 
-GLOBAL_ASM("asm/non_matchings/ovl_Bg_Haka_Curtain_0x80B6DBE0/func_80B6DCEC.asm")
+void BgHakaCurtain_Destroy(Actor* thisx, GlobalContext* globalCtx) {
+    BgHakaCurtain* this = THIS;
 
-GLOBAL_ASM("asm/non_matchings/ovl_Bg_Haka_Curtain_0x80B6DBE0/func_80B6DD00.asm")
+    BgCheck_RemoveActorMesh(globalCtx, &globalCtx->colCtx.dyna, this->dyna.dynaPolyId);
+}
 
-GLOBAL_ASM("asm/non_matchings/ovl_Bg_Haka_Curtain_0x80B6DBE0/func_80B6DD5C.asm")
+void func_80B6DC98(BgHakaCurtain* this) {
+    this->actionFunc = func_80B6DCAC;
+}
 
-GLOBAL_ASM("asm/non_matchings/ovl_Bg_Haka_Curtain_0x80B6DBE0/func_80B6DD70.asm")
+void func_80B6DCAC(BgHakaCurtain* this, GlobalContext* globalCtx) {
+    if (Actor_GetRoomCleared(globalCtx, this->dyna.actor.room)) {
+        func_80B6DCEC(this);
+    }
+}
 
-GLOBAL_ASM("asm/non_matchings/ovl_Bg_Haka_Curtain_0x80B6DBE0/func_80B6DD80.asm")
+void func_80B6DCEC(BgHakaCurtain* this) {
+    this->actionFunc = func_80B6DD00;
+}
 
-GLOBAL_ASM("asm/non_matchings/ovl_Bg_Haka_Curtain_0x80B6DBE0/func_80B6DD9C.asm")
+void func_80B6DD00(BgHakaCurtain* this, GlobalContext* globalCtx) {
+    if (ActorCutscene_GetCanPlayNext(this->dyna.actor.cutscene)) {
+        ActorCutscene_StartAndSetUnkLinkFields(this->dyna.actor.cutscene, &this->dyna.actor);
+        func_80B6DD5C(this);
+        return;
+    }
+    ActorCutscene_SetIntentToPlay(this->dyna.actor.cutscene);
+}
 
-GLOBAL_ASM("asm/non_matchings/ovl_Bg_Haka_Curtain_0x80B6DBE0/func_80B6DE80.asm")
+void func_80B6DD5C(BgHakaCurtain* this) {
+    this->actionFunc = func_80B6DD70;
+}
 
-GLOBAL_ASM("asm/non_matchings/ovl_Bg_Haka_Curtain_0x80B6DBE0/func_80B6DEA8.asm")
+void func_80B6DD70(BgHakaCurtain* this, GlobalContext* globalCtx) {
+}
 
-GLOBAL_ASM("asm/non_matchings/ovl_Bg_Haka_Curtain_0x80B6DBE0/BgHakaCurtain_Update.asm")
+void func_80B6DD80(BgHakaCurtain* this) {
+    this->actionFunc = func_80B6DD9C;
+    this->dyna.actor.velocity.y = 0.0f;
+}
 
-GLOBAL_ASM("asm/non_matchings/ovl_Bg_Haka_Curtain_0x80B6DBE0/BgHakaCurtain_Draw.asm")
+void func_80B6DD9C(BgHakaCurtain* this, GlobalContext* globalCtx) {
+    if (this->dyna.actor.currPosRot.pos.y < this->dyna.actor.initPosRot.pos.y + 150.0f - 30.0f) {
+        Lib_StepTowardsCheck_f(&this->dyna.actor.velocity.y, 1.6f, 0.12f);
+    } else {
+        Lib_StepTowardsCheck_f(&this->dyna.actor.velocity.y, 0.8f, 0.05f);
+    }
+    this->dyna.actor.currPosRot.pos.y += this->dyna.actor.velocity.y;
+    if (this->dyna.actor.initPosRot.pos.y + 150.0f < this->dyna.actor.currPosRot.pos.y) {
+        func_80B6DE80(this);
+        return;
+    }
+    func_800B9010(&this->dyna.actor, 0x218D);
+}
+
+void func_80B6DE80(BgHakaCurtain* this) {
+    this->actionFunc = func_80B6DEA8;
+    this->dyna.actor.currPosRot.pos.y = this->dyna.actor.initPosRot.pos.y + 150.0f;
+}
+
+void func_80B6DEA8(BgHakaCurtain* this, GlobalContext* globalCtx) {
+}
+
+void BgHakaCurtain_Update(Actor* thisx, GlobalContext* globalCtx) {
+    BgHakaCurtain* this = THIS;
+    CsCmdActorAction* actorAction;
+
+    if (func_800EE29C(globalCtx, 0x1D5)) {
+        actorAction = globalCtx->csCtx.actorActions[func_800EE200(globalCtx, 0x1D5)];
+        if (actorAction->startFrame == globalCtx->csCtx.frames && actorAction->unk0 == 2) {
+            func_80B6DD80(this);
+        }
+    }
+    this->actionFunc(this, globalCtx);
+}
+
+void BgHakaCurtain_Draw(Actor* thisx, GlobalContext* globalCtx) {
+    func_800BDFC0(globalCtx, &D_06001410);
+}
diff --git a/src/overlays/actors/ovl_Bg_Haka_Curtain/z_bg_haka_curtain.h b/src/overlays/actors/ovl_Bg_Haka_Curtain/z_bg_haka_curtain.h
index 6e41aa1f58..c9aea2ceb0 100644
--- a/src/overlays/actors/ovl_Bg_Haka_Curtain/z_bg_haka_curtain.h
+++ b/src/overlays/actors/ovl_Bg_Haka_Curtain/z_bg_haka_curtain.h
@@ -5,9 +5,11 @@
 
 struct BgHakaCurtain;
 
+typedef void (*BgHakaCurtainActionFunc)(struct BgHakaCurtain*, GlobalContext*);
+
 typedef struct BgHakaCurtain {
-    /* 0x000 */ Actor actor;
-    /* 0x144 */ char unk_144[0x1C];
+    /* 0x000 */ DynaPolyActor dyna;
+    /* 0x15C */ BgHakaCurtainActionFunc actionFunc;
 } BgHakaCurtain; // size = 0x160
 
 extern const ActorInit Bg_Haka_Curtain_InitVars;
diff --git a/tables/variables.txt b/tables/variables.txt
index ae3e27ca91..55fb59b7a3 100644
--- a/tables/variables.txt
+++ b/tables/variables.txt
@@ -16590,7 +16590,7 @@
     0x80B6DB90:("bgSinkaiKabeOverlayInfo","OverlayRelocationSection","",0x14),
     0x80B6DBA4:("bgSinkaiKabeOverlayRelocations","u32","[13]",0x34),
     0x80B6DBDC:("bgSinkaiKabeOverlayInfoOffset","u32","",0x4),
-    0x80B6DF80:("D_80B6DF80","UNK_TYPE1","",0x1),
+    0x80B6DF80:("Bg_Haka_Curtain_InitVars","UNK_TYPE1","",0x1),
     0x80B6DFA0:("D_80B6DFA0","UNK_TYPE1","",0x1),
     0x80B6DFB0:("bgHakaCurtainOverlayInfo","OverlayRelocationSection","",0x14),
     0x80B6DFC4:("bgHakaCurtainOverlayRelocations","u32","[22]",0x58),