diff --git a/.travis.yml b/.travis.yml
index 0507dc1..fe2a8c2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,7 @@ sudo: false
 language: go
 go:
   - 1.7
+  - 1.8
 before_install:
   - go get -t -v ./...
   - go get github.com/mattn/goveralls
diff --git a/README.md b/README.md
index 10c23bc..cca25d1 100644
--- a/README.md
+++ b/README.md
@@ -52,7 +52,7 @@ func main() {
 
   handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
       session := &Session{Meta: &sessions.Meta{}}
-    store.Load(SessionName, session, cookie.New(w, r, SessionKeys))
+    store.Load(SessionName, session, cookie.New(w, r, SessionKeys...))
     if session.UserID == "" {
       session.UserID = "x"
       session.Name = "y"
@@ -64,4 +64,8 @@ func main() {
 
 ## Other Store Implementations
 
-* https://github.com/mushroomsir/session-redis -Redis
\ No newline at end of file
+* https://github.com/mushroomsir/session-redis -Redis
+
+## Other Application Implementations
+
+* https://github.com/teambition/gear-session
\ No newline at end of file
diff --git a/cookiestore.go b/cookiestore.go
index 241c86c..fc23767 100644
--- a/cookiestore.go
+++ b/cookiestore.go
@@ -6,11 +6,8 @@ import "github.com/go-http-utils/cookie"
 //
 // Fields are a subset of http.Cookie fields.
 type Options struct {
-	Path   string
-	Domain string
-	// MaxAge=0 means no 'Max-Age' attribute specified.
-	// MaxAge<0 means delete cookie now, equivalently 'Max-Age: 0'.
-	// MaxAge>0 means Max-Age attribute present and given in seconds.
+	Path     string
+	Domain   string
 	MaxAge   int
 	Secure   bool
 	HTTPOnly bool
@@ -45,8 +42,9 @@ type CookieStore struct {
 func (c *CookieStore) Load(name string, session Sessions, cookie *cookie.Cookies) error {
 	val, err := cookie.Get(name, c.opts.Signed)
 	if val != "" {
-		Decode(val, &session)
+		err = Decode(val, &session)
 	}
+	// should call Init even if err
 	session.Init(name, val, cookie, c, val)
 	return err
 }
diff --git a/example/main.go b/example/main.go
index 9e419ef..0c72ed1 100644
--- a/example/main.go
+++ b/example/main.go
@@ -32,7 +32,7 @@ func main() {
 	handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 
 		session := &Session{Meta: &sessions.Meta{}}
-		store.Load(SessionName, session, cookie.New(w, r, SessionKeys))
+		store.Load(SessionName, session, cookie.New(w, r, SessionKeys...))
 		if session.UserID == "" {
 			session.UserID = "x"
 			session.Name = "y"
@@ -49,7 +49,7 @@ func main() {
 	store = sessions.New()
 	handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		session := &Session{Meta: &sessions.Meta{}}
-		store.Load(SessionName, session, cookie.New(w, r, SessionKeys))
+		store.Load(SessionName, session, cookie.New(w, r, SessionKeys...))
 
 		println(session.UserID)
 		println(session.Name)
diff --git a/sessions.go b/sessions.go
index c7a6766..4bd8310 100644
--- a/sessions.go
+++ b/sessions.go
@@ -9,6 +9,10 @@ import (
 
 // Store is an interface for custom session stores.
 type Store interface {
+	// Load should load data from cookie and store, set it into session instance.
+	// error indicates that session validation failed, or other thing.
+	// Sessions.Init should be called in Load, even if error occured.
+	Load(name string, session Sessions, cookie *cookie.Cookies) error
 	// Save should persist session to the underlying store implementation.
 	Save(session Sessions) error
 }
diff --git a/sessions_test.go b/sessions_test.go
index 702e876..06c19e4 100644
--- a/sessions_test.go
+++ b/sessions_test.go
@@ -37,7 +37,7 @@ func TestSessions(t *testing.T) {
 		handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 
 			session := &Session{Meta: &sessions.Meta{}}
-			store.Load(SessionName, session, cookie.New(w, r, SessionKeys))
+			store.Load(SessionName, session, cookie.New(w, r, SessionKeys...))
 			session.Name = "mushroom"
 			session.Age = 99
 			err = session.Save()
@@ -54,7 +54,7 @@ func TestSessions(t *testing.T) {
 		store = sessions.New()
 		handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 			session := &Session{Meta: &sessions.Meta{}}
-			store.Load(SessionName, session, cookie.New(w, r, SessionKeys))
+			store.Load(SessionName, session, cookie.New(w, r, SessionKeys...))
 
 			assert.Equal("mushroom", session.Name)
 			assert.Equal(int64(99), session.Age)
@@ -71,7 +71,7 @@ func TestSessions(t *testing.T) {
 		store = sessions.New()
 		handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 			session := &Session{Meta: &sessions.Meta{}}
-			store.Load(SessionName, session, cookie.New(w, r, SessionKeys))
+			store.Load(SessionName, session, cookie.New(w, r, SessionKeys...))
 
 			assert.Equal("mushroom", session.Name)
 			assert.Equal(int64(99), session.Age)
@@ -88,13 +88,13 @@ func TestSessions(t *testing.T) {
 		store := sessions.New()
 		handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 			session := &Session{Meta: &sessions.Meta{}}
-			store.Load(SessionName, session, cookie.New(w, r, SessionKeys))
+			store.Load(SessionName, session, cookie.New(w, r, SessionKeys...))
 			session.Name = "mushroom"
 			session.Age = 99
 			session.Save()
 
 			session = &Session{Meta: &sessions.Meta{}}
-			store.Load(NewSessionName, session, cookie.New(w, r, SessionKeys))
+			store.Load(NewSessionName, session, cookie.New(w, r, SessionKeys...))
 			session.Name = "mushroomnew"
 			session.Age = 100
 			session.Save()
@@ -109,13 +109,13 @@ func TestSessions(t *testing.T) {
 		store = sessions.New()
 		handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 			session := &Session{Meta: &sessions.Meta{}}
-			store.Load(SessionName, session, cookie.New(w, r, SessionKeys))
+			store.Load(SessionName, session, cookie.New(w, r, SessionKeys...))
 
 			assert.Equal("mushroom", session.Name)
 			assert.Equal(int64(99), session.Age)
 
 			session = &Session{Meta: &sessions.Meta{}}
-			store.Load(NewSessionName, session, cookie.New(w, r, SessionKeys))
+			store.Load(NewSessionName, session, cookie.New(w, r, SessionKeys...))
 
 			assert.Equal("mushroomnew", session.Name)
 			assert.Equal(int64(100), session.Age)
@@ -140,7 +140,7 @@ func TestSessions(t *testing.T) {
 		handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 
 			session := &Session{Meta: &sessions.Meta{}}
-			store.Load(SessionName, session, cookie.New(w, r, SessionKeys))
+			store.Load(SessionName, session, cookie.New(w, r, SessionKeys...))
 			session.Name = "mushroom"
 			session.Age = 99
 
@@ -177,7 +177,7 @@ func TestSessions(t *testing.T) {
 		store := sessions.New()
 		handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 			session := &Session{Meta: &sessions.Meta{}}
-			store.Load(SessionName, session, cookie.New(w, r, SessionKeys))
+			store.Load(SessionName, session, cookie.New(w, r, SessionKeys...))
 			session.Name = "mushroom"
 			session.Age = 99
 
@@ -192,7 +192,7 @@ func TestSessions(t *testing.T) {
 		store = sessions.New()
 		handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 			session := &Session{Meta: &sessions.Meta{}}
-			store.Load(SessionName, session, cookie.New(w, r, SessionKeys))
+			store.Load(SessionName, session, cookie.New(w, r, SessionKeys...))
 			session.Name = "mushroom"
 			session.Age = 99
 			session.Save()
@@ -233,7 +233,7 @@ func TestSessionCompatible(t *testing.T) {
 		handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 
 			session := &TbSession{Meta: &sessions.Meta{}}
-			store.Load(SessionName, session, cookie.New(w, r, SessionKeys))
+			store.Load(SessionName, session, cookie.New(w, r, SessionKeys...))
 
 			assert.Equal(int64(1485158874813), session.AuthUpdated)
 			assert.Equal("http://project.ci/projects", session.NextURL)