diff --git a/WsNovelParser/WsNovelParser.vcxproj.user b/WsNovelParser/WsNovelParser.vcxproj.user
index 6e591db..5716425 100644
--- a/WsNovelParser/WsNovelParser.vcxproj.user
+++ b/WsNovelParser/WsNovelParser.vcxproj.user
@@ -3,7 +3,7 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <LocalDebuggerWorkingDirectory>$(SolutionDir)$(Platform)\$(Configuration)\</LocalDebuggerWorkingDirectory>
     <DebuggerFlavor>WindowsLocalDebugger</DebuggerFlavor>
-    <LocalDebuggerCommandArguments>--path "D:/Projects/Cpp/WsNovelParser/x64/test_file/" --dest E:\</LocalDebuggerCommandArguments>
+    <LocalDebuggerCommandArguments>--path "E:\novel-set" --dest F:\novelout</LocalDebuggerCommandArguments>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
     <LocalDebuggerCommandArguments>--path "D:\Projects\Cpp\WsNovelParser\x64\test_file" --dest E:\</LocalDebuggerCommandArguments>
diff --git a/libParse/parse_novel.cpp b/libParse/parse_novel.cpp
index 1f94721..6909d6b 100644
--- a/libParse/parse_novel.cpp
+++ b/libParse/parse_novel.cpp
@@ -413,9 +413,11 @@ std::shared_ptr<FragmentNode> FragmentLayerCheck::_sets_fill(std::shared_ptr<con
 void FragmentLayerCheck::_refers_rebuild(std::shared_ptr<const FragmentNode> node) {
 	auto fragm = std::static_pointer_cast<const FragmentSlice>(node->bind()->element());
 	for (auto node_t : fragm->children()) {
-		auto refn = std::static_pointer_cast<const FragmentRefers>(node_t);
-		auto target_node = _node_set[refn->referSignature()];
-		std::const_pointer_cast<FragmentNode>(node)->appendNext(target_node);
+		auto refn = std::dynamic_pointer_cast<const FragmentRefers>(node_t);
+		if(refn){
+			auto target_node = _node_set[refn->referSignature()];
+			std::const_pointer_cast<FragmentNode>(node)->appendNext(target_node);
+		}
 	}
 
 }
@@ -440,14 +442,19 @@ void FragmentLayerCheck::layer_check(std::shared_ptr<const ElementAccess> node)
 			story_layer_check(node);
 			break;
 		default:
-			layer_check(node);
+			for(auto ins : node->children())
+				layer_check(ins);
 			break;
 	}
 }
 
 void FragmentLayerCheck::story_layer_check(std::shared_ptr<const ast_gen::ElementAccess> story) {
 	auto fragms_list = story->children();
-	for (auto curr = ++fragms_list.begin(); curr != fragms_list.end(); ++curr) {
+	decltype(fragms_list) real_elms;
+	std::copy_if(fragms_list.begin(), fragms_list.end(), std::back_inserter(real_elms),
+		[](std::shared_ptr<const ast_gen::ElementAccess> ins) { return ins->element()->typeMark() == (int) NovelNode::FragmentSlice; });
+
+	for (auto curr = ++real_elms.begin(); curr != real_elms.end(); ++curr) {
 		auto prev = curr - 1;
 		auto curr_sign = (*curr)->element()->signature();
 		auto prev_sign = (*prev)->element()->signature();
@@ -471,7 +478,7 @@ void FragmentLayerCheck::sibling_element_compair(std::shared_ptr<const FragmentN
 	auto min0 = *std::min_element(prev_layers.begin(), prev_layers.end());
 	auto max1 = *std::max_element(next_layers.begin(), next_layers.end());
 
-	if (min0 < max1) {
+	if (next_layers.size() && min0 > max1) {
 		decltype(prev_childs) tempx;
 		std::copy_if(curr_childs.begin(), curr_childs.end(), std::back_inserter(tempx),
 			[=](std::shared_ptr<const FragmentNode> ins) { return ins->layerNumber() >= min0; });