He Jie is really immature after participating in Sister Lang, a whole feeling of youth and vitality! He Jie is really immature after participating in Sister Lang, a whole feeling of youth and vitality! He Jie is really immature after participating in Sister Lang, a whole feeling of youth and vitality! He Jie is really immature after participating in Sister Lang, a whole feeling of youth and vitality! He Jie is really immature after participating in Sister Lang, a whole feeling of youth and vitality! He Jie is really immature after participating in Sister Lang, a whole feeling of youth and vitality!