diff --git a/public/test.vcd.pkl b/public/test.vcd.pkl
new file mode 100644
index 0000000..3abecce
--- /dev/null
+++ b/public/test.vcd.pkl
@@ -0,0 +1,16 @@
+{
+    "waves": [
+        {
+            "name": "friscv_rv32i_testbench.dut.mem_router.mst_en",
+            "option": {}
+        },
+        {
+            "name": "friscv_rv32i_testbench.dut.mem_router.mst_addr",
+            "option": {}
+        },
+        {
+            "name": "friscv_rv32i_testbench.dut.mem_router.data_mem_addr",
+            "option": {}
+        }
+    ]
+}
\ No newline at end of file
diff --git a/src/App.vue b/src/App.vue
index 2157371..882e823 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -28,7 +28,7 @@ import ToolBar from '@/components/toolbar';
 import Sidebar from '@/components/sidebar';
 import RightNav from '@/components/right-nav.vue';
 import Pivot from '@/components/pivot';
-import { recoverFromInputFile } from './hook/recover';
+import { recoverFromInputFile, recoverSession } from './hook/recover';
 
 const { t } = useI18n();
 
@@ -127,9 +127,6 @@ onMounted(async () => {
 
         // 这一步时，已经加载完成
 
-        // 根据 recoverConfig 完成现场回复
-        
-
         // 初始化右侧的模型 treeview 面板
         // 默认第一个模块被选中
         if (VcdInfo.topModules.length > 0) {
@@ -143,6 +140,10 @@ onMounted(async () => {
         }
         loading.close();
         worker.terminate();
+
+        // 根据 recoverConfig 完成现场回复
+        recoverSession(VcdInfo.topModules);
+        console.log(VcdInfo.topModules);
     });
 });
 
diff --git a/src/hook/global.js b/src/hook/global.js
index 91d4088..ecbc63c 100644
--- a/src/hook/global.js
+++ b/src/hook/global.js
@@ -111,10 +111,12 @@ export const globalLookup = reactive({
         if (this.currentModule === undefined && module) {
             this.currentModule = module;
         }
-        // 创造 parent
+        // 创造 parent，当然，这一步也可能在 recoverSession 中被实现了
         if (module.body && module.body instanceof Array) {
             for (const childModule of module.body) {
-                childModule.parent = module;
+                if (childModule.parent === undefined) {
+                    childModule.parent = module;
+                }
             }
         }
     },
diff --git a/src/hook/recover.js b/src/hook/recover.js
index f6502e1..266d38c 100644
--- a/src/hook/recover.js
+++ b/src/hook/recover.js
@@ -1,10 +1,11 @@
 import { controller } from "@/components/treeview/signals";
 import { globalLookup } from "./global";
 import { WaveContainerView } from "./wave-container-view";
+import { isScope, isVariable } from "./utils";
 
 export const recoverConfig = {
     /**
-     * @type {Map<string, IRenderOption>}
+     * @type {Map<string, IRenderOption>} 其中的 string 是形如 `cpu.alu.add1` 这样的字符串
      */
     waves: new Map(),
 };
@@ -44,14 +45,63 @@ export async function recoverFromInputFile(inputFile) {
     }
 }
 
+class PrefixNode {
+    constructor() {
+        this.children = new Map();
+        this.payload = undefined;
+    }
+}
+
+
+
 /**
  * @description 恢复现场的函数，主要恢复两个变量 currentWiresRenderView 和 currentSignalRenderOptions
  * @param {TopModWireItem[]} topModules
  */
 export function recoverSession(topModules) {
-    // 匹配前缀树
-    
+    const waves = recoverConfig.waves;
+    if (waves.size === 0) {
+        return;
+    }
+
+    // 利用前缀树 记忆化搜索
+    for (const [name, option] of waves.entries()) {
+        const deps = name.split('.');
+        let layer = 0;
+        let nodes = topModules;
+        let result = undefined;
+        let lastNode = undefined;
+
+        while (layer < deps.length) {
+            // 从当前 nodes 中匹配 className
+            const targetName = deps[layer];
+            let targetNode = nodes.filter(n => n.name == targetName)[0];
+            if (targetNode === undefined) {
+                break;
+            }
+
+            if (isScope(targetNode)) {
+                nodes = targetNode.body;
+            } else if (isVariable(targetNode)) {
+                result = targetNode;
+                if (result.parent === undefined) {
+                    result.parent = lastNode;
+                }
+            } else {
+                break;
+            }
+            lastNode = targetNode;
+            layer ++;
+        }
+
+        if (result !== undefined) {
+            // 找到了
+            
+            WaveContainerView.add(result);
+            globalLookup.currentSignalRenderOptions.set(result.link, option);
+            controller.lastSignal = result;
+        }
+    }
 
-    controller.lastSignal = undefined;
     globalLookup.render();
 }
\ No newline at end of file