Husband, wife, and daughter have moved from Boston to Williamstown. At 16, Samantha treats her mother shabbily, but when the two of them are in a horrific car crash, the mother wills Sam to live, somehow losing her own life while her spirit enters Sam. Can she convince husband Ben that she's his wife inside his daughter's body, what if he believes her, and can she live Samantha's life (discovering all her daughter's secrets) while she figures out what to do? What's Ben's part in this secret life? Do you even know what love is?。最后的秘密。最佳女主角的绝对候选人。因为无法分享，因为不能感同身受。那些不为人知的秘密。母亲，丈夫，女儿三个人的秘密~。两难。换位思考 将心比心。原本就不该存在的恨。正名。 这部电影是日本电影《秘密》(1999) 的重拍版。 医生本杰明•迈瑞斯（David Duchovny 大卫•杜楚尼 饰）拥有一个幸福的家庭，但一场灾难打破了眼前的和谐。妻子汉娜（Lili Taylor 莉莉•泰勒 饰）在和叛逆的女儿萨曼莎（Olivia Thirlby 奥莉薇•瑟尔比 饰）争论时不慎出了车祸。昏迷后苏醒的汉娜因过于激动而死亡，但灵魂却进入了女儿的躯体。 迈瑞斯起初并不相信，但“萨曼莎”却接连说出两人生活中的细节，于是不情愿接受了眼前的事实。“夫妻俩”相约保守这个秘密，并努力找回丢失的女儿，汉娜则籍此走入女儿的内心世界，对叛逆的萨曼莎有了更深的理解……
