故事的主角是一只名叫白牙（尼克·奥弗曼NickOfferman配音）的狼，它自幼生长在弱肉强食的世界之中，早已经习惯了其中的尔虞我诈。长大之后，母亲将白牙带回了主人身边——一位善良强壮的印第安人，就这样，白牙有了一份拉雪橇的工作，日子在平静中一天一天的过去了。

　　Léo, a contemporary artist, wants to reconnect with Élise, his former companion but Vincent Van Gogh, who returned to our time, fell in love with he