diff --git a/vault.js b/vault.js
index e899cce..16a7109 100644
--- a/vault.js
+++ b/vault.js
@@ -1,4 +1,17 @@
 'use strict';
 module.exports = function() {
-  
-};
\ No newline at end of file
+    let newKey;
+    let newValue;
+    return {
+        setValue: function(key, value){
+            newKey = key;
+            newValue = value;
+        },
+        getValue: function(key){
+            if (!key || key !== newKey){
+                return null;
+            }
+            return newValue;
+        }
+    }
+}
\ No newline at end of file