diff --git a/data/uking_functions.csv b/data/uking_functions.csv
index c80a95ed..ac76da19 100644
--- a/data/uking_functions.csv
+++ b/data/uking_functions.csv
@@ -89467,7 +89467,7 @@
 0x00000071011ba200,ActorBase::x,112,
 0x00000071011ba270,ActorBase::queueExtraJobPush,68,_ZN4ksys3act8BaseProc18queueExtraJobPush_ENS0_7JobTypeE
 0x00000071011ba2b4,ActorBase::shouldSkipJobPush,144,
-0x00000071011ba344,ActorBase::getConnectedCalcParent,32,
+0x00000071011ba344,ActorBase::getConnectedCalcParent,32,_ZNK4ksys3act8BaseProc22getConnectedCalcParentEv
 0x00000071011ba364,ActorBase::jobInvoked,564,
 0x00000071011ba598,ActorBase::updateState,1076,_ZN4ksys3act8BaseProc18processStateUpdateEh!
 0x00000071011ba9cc,ActorBase::afterUpdateState,48,_ZN4ksys3act8BaseProc17afterUpdateState_Ev
@@ -89483,7 +89483,7 @@
 0x00000071011bb128,ActorBase::wakeUp,484,
 0x00000071011bb30c,ActorBase::getConnectedCalcChild,32,
 0x00000071011bb32c,ActorBase::setConnectedCalcChild,248,
-0x00000071011bb424,ActorBase::setConnectedCalcParent,248,
+0x00000071011bb424,ActorBase::setConnectedCalcParent,248,_ZN4ksys3act8BaseProc22setConnectedCalcParentEPS1_b
 0x00000071011bb51c,ActorBase::resetConnectedCalcChild,188,
 0x00000071011bb5d8,ActorBase::resetConnectedCalcParent,188,
 0x00000071011bb6a0,ActorBase::setCreatePriorityState2,12,
diff --git a/src/KingSystem/ActorSystem/actBaseProc.cpp b/src/KingSystem/ActorSystem/actBaseProc.cpp
index 149386e2..79e2cc47 100644
--- a/src/KingSystem/ActorSystem/actBaseProc.cpp
+++ b/src/KingSystem/ActorSystem/actBaseProc.cpp
@@ -66,7 +66,7 @@ bool BaseProc::deleteLater(DeleteReason reason) {
         }
     }
 
-    if (!BaseProcMgr::instance()->addToUpdateStateList(*this))
+    if (!BaseProcMgr::instance()->addToUpdateStateList(*this, StateFlags::RequestDelete))
         onDeleteRequested_(reason);
 
     if (!is_high_prio)
@@ -425,4 +425,28 @@ bool BaseProc::x00000071011ba9fc() {
     return true;
 }
 
+BaseProc* BaseProc::getConnectedCalcParent() const {
+    if (mConnectedCalcParent == nullptr || mConnectedCalcParent->mState == State::Delete)
+        return nullptr;
+
+    return mConnectedCalcParent;
+}
+
+bool BaseProc::setConnectedCalcParent(BaseProc* parent, bool delete_parent_on_delete) {
+    if (parent == nullptr)
+        return false;
+
+    if (isDeletedOrDeleting() || parent->isDeletedOrDeleting())
+        return false;
+
+    if (BaseProcMgr::instance()->addToUpdateStateList(*this, StateFlags::RequestSetParent))
+        return false;
+
+    mConnectedCalcParentNew = parent;
+
+    mFlags.change(Flags::DeleteParentOnDelete, delete_parent_on_delete);
+
+    return true;
+}
+
 }  // namespace ksys::act
diff --git a/src/KingSystem/ActorSystem/actBaseProc.h b/src/KingSystem/ActorSystem/actBaseProc.h
index e0fde4c1..41393c0b 100644
--- a/src/KingSystem/ActorSystem/actBaseProc.h
+++ b/src/KingSystem/ActorSystem/actBaseProc.h
@@ -107,7 +107,7 @@ public:
     void release();
 
     BaseProc* getConnectedCalcParent() const;
-    void setConnectedCalcParent(BaseProc* parent, bool delete_parent_on_delete);
+    bool setConnectedCalcParent(BaseProc* parent, bool delete_parent_on_delete);
     void resetConnectedCalcParent(bool clear_existing_set_request);
 
     BaseProc* getConnectedCalcChild() const;
diff --git a/src/KingSystem/ActorSystem/actBaseProcMgr.h b/src/KingSystem/ActorSystem/actBaseProcMgr.h
index 87fd4e19..9f278515 100644
--- a/src/KingSystem/ActorSystem/actBaseProcMgr.h
+++ b/src/KingSystem/ActorSystem/actBaseProcMgr.h
@@ -69,7 +69,7 @@ public:
     void unregisterProc(BaseProc& proc);
 
     void addToPreDeleteList(BaseProc& proc);
-    bool addToUpdateStateList(BaseProc& proc);
+    bool addToUpdateStateList(BaseProc& proc, BaseProc::StateFlags flags);
     void eraseFromPreDeleteList(BaseProc& proc);
     void eraseFromUpdateStateList(BaseProc& proc);
     void processPreDeleteList();
@@ -210,11 +210,10 @@ private:
 };
 KSYS_CHECK_SIZE_NX150(BaseProcMgr, 0x21a0);
 
-inline bool BaseProcMgr::addToUpdateStateList(BaseProc& proc) {
+inline bool BaseProcMgr::addToUpdateStateList(BaseProc& proc, BaseProc::StateFlags flag) {
     auto lock = sead::makeScopedLock(mProcUpdateStateListCS);
     doAddToUpdateStateList_(proc);
-    return (proc.mStateFlags.set(BaseProc::StateFlags::RequestDelete) &
-            u32(BaseProc::StateFlags::RequestDelete)) != 0;
+    return (proc.mStateFlags.set(flag) & u32(flag)) != 0;
 }
 
 }  // namespace ksys::act