diff --git a/src/kiwano/2d/Actor.cpp b/src/kiwano/2d/Actor.cpp
index ecca2e7e..5cbd0f20 100644
--- a/src/kiwano/2d/Actor.cpp
+++ b/src/kiwano/2d/Actor.cpp
@@ -50,7 +50,7 @@ Actor::Actor()
     , dirty_visibility_(true)
     , dirty_transform_(false)
     , dirty_transform_inverse_(false)
-    , cascade_opacity_(false)
+    , cascade_opacity_(true)
     , show_border_(false)
     , is_fast_transform_(true)
     , evt_dispatch_enabled_(true)
@@ -515,7 +515,7 @@ void Actor::SetRotation(float angle)
     is_fast_transform_  = false;
 }
 
-void Actor::AddChild(ActorPtr child, int zorder)
+void Actor::AddChild(ActorPtr child)
 {
     if (child)
     {
@@ -527,7 +527,7 @@ void Actor::AddChild(ActorPtr child, int zorder)
         {
             if (parent == child)
             {
-                KGE_ERRORF("A actor cannot be its own parent");
+                Fail("Actor::AddChild failed, A actor cannot be its own parent");
                 return;
             }
         }
@@ -539,7 +539,6 @@ void Actor::AddChild(ActorPtr child, int zorder)
         child->SetStage(this->stage_);
 
         child->dirty_transform_ = true;
-        child->z_order_         = zorder;
         child->Reorder();
         child->UpdateOpacity();
     }
@@ -549,6 +548,12 @@ void Actor::AddChild(ActorPtr child, int zorder)
     }
 }
 
+void Actor::AddChild(ActorPtr child, int zorder)
+{
+    child->z_order_ = zorder;
+    this->AddChild(child);
+}
+
 void Actor::AddChildren(const Vector<ActorPtr>& children)
 {
     for (const auto& actor : children)
diff --git a/src/kiwano/2d/Actor.h b/src/kiwano/2d/Actor.h
index e99b12b6..f6aeb6ea 100644
--- a/src/kiwano/2d/Actor.h
+++ b/src/kiwano/2d/Actor.h
@@ -341,7 +341,11 @@ public:
 
     /// \~chinese
     /// @brief 添加子角色
-    void AddChild(ActorPtr child, int zorder = 0);
+    void AddChild(ActorPtr child);
+
+    /// \~chinese
+    /// @brief 添加子角色
+    void AddChild(ActorPtr child, int zorder);
 
     /// \~chinese
     /// @brief 添加多个子角色