莱姆(肯·梁 Ken Leung 饰)是个华裔美国青年,刚在好莱坞开始打拼但苦于事业无门,还好有个女朋友阿黛尔(海顿·潘妮蒂尔 Hayden Panettiere 饰)陪他。一天,莱姆得知上海的奶奶去世了,留给他一栋小洋房的遗产,因此莱姆决定去往上海。初到上海的莱姆被这个城市深深吸引,又在酒吧邂逅了中国女孩米奇(胡凯莉 Kelly Hu 饰),并和她坠入爱河,更令他产生留下洋房定居上海的想法。回到美国宣布自己决定的莱姆受到身边所有人的质疑,阿黛尔当然也不理解,但莱姆执意回到上海,不料遇到米奇的富豪“男朋友”,得知米奇为艰难生计所做的一切,令他重新审视了自己对上海生活的美好幻想……A struggling Chinese-American actor, who unwittingly finds himself involved with a high school girl, learns he has inherited his grandmother's home in Shanghai. The American-raised character moves to China in an attempt to connect with his ancestry, leaving behind quite possibly the only girl who has ever loved him.