diff --git a/index.js b/index.js
new file mode 100644
index 0000000..a30158b
--- /dev/null
+++ b/index.js
@@ -0,0 +1,23 @@
+export default function (session, db) {
+  function NedbStore(options, callback=()=>{}) {
+    this.db = db;
+    this.db.loadDatabase(callback);
+  }
+  NedbStore.prototype.__proto__ = session.Store.prototype;
+  NedbStore.prototype.get = function (sid, callback) {
+    this.db.findOne({ sid: sid }, function (err, sess) {
+      return callback(err, sess ? sess.data : null )
+    });
+  };
+  NedbStore.prototype.set = function (sid, data, callback) {
+    this.db.update({ sid: sid }, { sid: sid, data: data }, { multi: false, upsert: true }, function (err) {
+      return callback(err);
+    });
+  };
+  NedbStore.prototype.destroy = function (sid, callback) {
+    this.db.remove({ sid: sid }, { multi: false }, function (err) {
+      return callback(err);
+    });
+  };
+  return new NedbStore();
+}
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..5e8d874
--- /dev/null
+++ b/package.json
@@ -0,0 +1,19 @@
+{
+  "name": "express-session-nedb",
+  "version": "1.0.0",
+  "description": "使用 nedb 作为 session 的存储容器",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/InvisibleFuture/express-session-nedb.git"
+  },
+  "author": "satori.love",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/InvisibleFuture/express-session-nedb/issues"
+  },
+  "homepage": "https://github.com/InvisibleFuture/express-session-nedb#readme"
+}