diff --git a/config/SOUE01/rels/d_a_obj_desert_debrisNP/symbols.txt b/config/SOUE01/rels/d_a_obj_desert_debrisNP/symbols.txt
index d9382676..97a24cf5 100644
--- a/config/SOUE01/rels/d_a_obj_desert_debrisNP/symbols.txt
+++ b/config/SOUE01/rels/d_a_obj_desert_debrisNP/symbols.txt
@@ -2,16 +2,16 @@ _prolog = .text:0x00000000; // type:function size:0x2C scope:global
 _epilog = .text:0x00000030; // type:function size:0x2C scope:global
 _unresolved = .text:0x00000060; // type:function size:0x4 scope:global
 dAcOdesertDebris_c_classInit__Fv = .text:0x00000070; // type:function size:0x64
-AcOdesertDebris__initModels = .text:0x000000E0; // type:function size:0x114
-AcOdesertDebris__init = .text:0x00000200; // type:function size:0xF0
-AcOdesertDebris__destroy = .text:0x000002F0; // type:function size:0x38
-AcOdesertDebris__update = .text:0x00000330; // type:function size:0x40
-AcOdesertDebris__draw = .text:0x00000370; // type:function size:0x28
-AcOdesertDebris__checkStoryFlag = .text:0x000003A0; // type:function size:0x5C
+createHeap__18dAcOdesertDebris_cFv = .text:0x000000E0; // type:function size:0x114
+create__18dAcOdesertDebris_cFv = .text:0x00000200; // type:function size:0xF0
+doDelete__18dAcOdesertDebris_cFv = .text:0x000002F0; // type:function size:0x38
+actorExecute__18dAcOdesertDebris_cFv = .text:0x00000330; // type:function size:0x40
+draw__18dAcOdesertDebris_cFv = .text:0x00000370; // type:function size:0x28
+checkStoryFlag__18dAcOdesertDebris_cFv = .text:0x000003A0; // type:function size:0x5C
 __dt__18dAcOdesertDebris_cFv = .text:0x00000400; // type:function size:0x74
 _ctors = .ctors:0x00000000; // type:label scope:global
 _dtors = .dtors:0x00000000; // type:label scope:global
-lbl_428_rodata_0 = .rodata:0x00000000; // type:object size:0x4 data:float
+lbl_428_rodata_0 = .rodata:0x00000000; // type:object size:0x4 scope:local data:float
 g_profile_OBJ_DESERT_DEBRIS = .data:0x00000000; // type:object size:0x70
-lbl_428_data_70 = .data:0x00000070; // type:object size:0x20 data:string
+lbl_428_data_70 = .data:0x00000070; // type:object size:0x20 scope:local data:string
 AcOdesertDebris__vtable = .data:0x00000090; // type:object size:0x80
diff --git a/include/d/a/obj/d_a_obj_desert_debris.h b/include/d/a/obj/d_a_obj_desert_debris.h
index 49df5995..552afa7d 100644
--- a/include/d/a/obj/d_a_obj_desert_debris.h
+++ b/include/d/a/obj/d_a_obj_desert_debris.h
@@ -2,13 +2,28 @@
 #define D_A_OBJ_DESERT_DEBRIS_H
 
 #include "d/a/obj/d_a_obj_base.h"
+#include "d/col/bg/d_bg_w.h"
+#include "m/m3d/m_smdl.h"
+#include "nw4r/g3d/res/g3d_resfile.h"
 
 class dAcOdesertDebris_c : public dAcObjBase_c {
 public:
     dAcOdesertDebris_c() {}
     virtual ~dAcOdesertDebris_c() {}
 
+    virtual bool createHeap() override;
+    virtual int create() override;
+    virtual int doDelete() override;
+    virtual int actorExecute() override;
+    virtual int draw() override;
+
+    bool checkStoryFlag();
+
 private:
+    nw4r::g3d::ResFile mResFile;
+    m3d::smdl_c mMdl;
+    dBgW mBgW;
+    u16 mStoryFlag;
 };
 
 #endif
diff --git a/src/REL/d/a/obj/d_a_obj_desert_debris.cpp b/src/REL/d/a/obj/d_a_obj_desert_debris.cpp
index 9994a5ee..b67a9f0e 100644
--- a/src/REL/d/a/obj/d_a_obj_desert_debris.cpp
+++ b/src/REL/d/a/obj/d_a_obj_desert_debris.cpp
@@ -1,3 +1,64 @@
 #include "d/a/obj/d_a_obj_desert_debris.h"
 
+#include "common.h"
+#include "d/a/obj/d_a_obj_base.h"
+#include "d/col/bg/d_bg_s.h"
+#include "d/flag/storyflag_manager.h"
+#include "f/f_base.h"
+#include "m/m_vec.h"
+#include "nw4r/g3d/res/g3d_resfile.h"
+#include "nw4r/g3d/res/g3d_resmdl.h"
+#include "toBeSorted/arc_managers/current_stage_arc_manager.h"
+
 SPECIAL_ACTOR_PROFILE(OBJ_DESERT_DEBRIS, dAcOdesertDebris_c, fProfile::OBJ_DESERT_DEBRIS, 0x213, 0, 2);
+
+bool dAcOdesertDebris_c::createHeap() {
+    void *data = CurrentStageArcManager::GetInstance()->getData("g3d/stage.brres");
+    mResFile = nw4r::g3d::ResFile(data);
+    nw4r::g3d::ResMdl mdl = mResFile.GetResMdl("StageF300_4Gareki");
+    TRY_CREATE(mMdl.create(mdl, &heap_allocator, 0x120, 1, nullptr));
+    void *dzb = CurrentStageArcManager::GetInstance()->getData("dzb/StageF300_4Gareki.dzb");
+    void *plc = CurrentStageArcManager::GetInstance()->getData("dat/StageF300_4Gareki.plc");
+    updateMatrix();
+    mMdl.setLocalMtx(mWorldMtx);
+    TRY_CREATE(!mBgW.Set((cBgD_t *)dzb, (PLC *)plc, 1, &mWorldMtx, &mScale));
+    mBgW.Lock();
+    return mBgW.InitMapStuff(&heap_allocator);
+}
+
+int dAcOdesertDebris_c::create() {
+    CREATE_ALLOCATOR(dAcOdesertDebris_c);
+    dBgS::GetInstance()->Regist(&mBgW, this);
+    dBgS::GetInstance()->RegistBg(&mBgW, this);
+    mStoryFlag = getFromParams(0, 0x7FF);
+    if (checkStoryFlag()) {
+        return FAILED;
+    }
+    mMdl.setPriorityDraw(0x1C, 9);
+    mVec3_c min, max;
+    mMdl.getBounds(&min, &max);
+    boundingBox.Set(min, max);
+    mCullingDistance = 50000.0f;
+    return SUCCEEDED;
+}
+
+int dAcOdesertDebris_c::doDelete() {
+    dBgS::GetInstance()->UnRegist(&mBgW);
+    return SUCCEEDED;
+}
+
+int dAcOdesertDebris_c::actorExecute() {
+    if (checkStoryFlag()) {
+        deleteRequest();
+    }
+    return SUCCEEDED;
+}
+
+int dAcOdesertDebris_c::draw() {
+    drawModelType1(&mMdl);
+    return SUCCEEDED;
+}
+
+bool dAcOdesertDebris_c::checkStoryFlag() {
+    return mStoryFlag < 0x7FF && StoryflagManager::sInstance->getCounterOrFlag(mStoryFlag);
+}