diff --git a/index.js b/index.js
index d2c905f..1121023 100644
--- a/index.js
+++ b/index.js
@@ -1,9 +1,23 @@
-const watch = (value, callback)=>{
-	return new Proxy(value, { set: callback })
+const watch = (target, callback)=>{
+	for(const key in target){
+		if(typeof target[key] === 'object'){
+			target[key] = watch(target[key], callback)
+		}
+	}
+	return new Proxy(target, { set: callback })
 }
 
-const state = watch({ name: 'matt' }, (newValue) => {
-	console.log(newValue);
-})
+const state = watch(
+	{
+		name: 'matt',
+		friend: {
+			name: 'bob'
+		}
+	},
+	(target, prop, newValue) => {
+		console.log(newValue);
+	}
+)
 
-state.name = 'Matthew'
+//state.name = 'Matthew'
+state.friend.name = 'Bilbo'