diff --git a/Unit-01/05-redux/main.js b/Unit-01/05-redux/main.js
index e69de29..7c1cd58 100644
--- a/Unit-01/05-redux/main.js
+++ b/Unit-01/05-redux/main.js
@@ -0,0 +1,49 @@
+const DEFAULT_STATE = {
+  face:"<&_&>"
+};
+
+function rootReducer(state = DEFAULT_STATE, action) {
+  switch (action.type) {
+    case 'HAPPY': {
+      return { ...state,  face: "¯\_(ツ)_/¯"};
+    }
+    case 'SAD': {
+      return { ...state, face: "《〠_〠》"};
+    }
+    case 'ANGRY': {
+      return { ...state, face: "(◡‿◡✿)"};
+    }
+    case 'CONFUSED': {
+      return { ...state, face: "(｡♥‿♥｡)"};
+    }
+    default: {
+      return { ...state };
+    }
+  }
+}
+
+const store = Redux.createStore(
+  rootReducer,
+  window.__REDUX_DEVTOOLS_EXTENSION__ && window.__REDUX_DEVTOOLS_EXTENSION__()
+);
+
+const face = document.getElementById('face');
+function render() {
+  face.innerText = store.getState().face.toString();
+}
+
+render();
+store.subscribe(render);
+
+document.getElementById('happy').addEventListener('click', () => {
+  store.dispatch({ type: 'HAPPY' });
+});
+document.getElementById('sad').addEventListener('click', () => {
+  store.dispatch({ type: 'SAD' });
+});
+document.getElementById('angry').addEventListener('click', () => {
+  store.dispatch({ type: 'ANGRY' });
+});
+document.getElementById('confused').addEventListener('click', () => {
+  store.dispatch({ type: 'CONFUSED' });
+});
\ No newline at end of file