艾德娜（罗苹·纳文 Robyn Nevin 饰）虽然年事已高但一直过着独居生活。一天，日本她的女儿凯（艾米莉·莫迪默 Emily Mortimer 饰）和孙女山姆（贝拉·希思科特 Bella Heathcote 饰）接到了警方的来电，日本告知了她们艾德娜失踪的消息。震惊之余，两人急急忙忙的赶回了祖宅。搜索行动刚刚展开没多久，艾德娜竟然自己又出现了。对于失踪的这几天的经历，艾德娜只口不提，大家也只能够以她换上了阿兹海默症来解释这一切。艾德娜的回归让大家都松了一口气，但谁知道悲剧才刚刚开始，回家后的艾德娜一改往日的心性，就仿佛变了一个人一样，有时候她的举动甚至让凯和山姆感到恐惧。
李天琪
回复 :为了庆祝顺利通过考试，图雷恩大学的尼克（达斯汀·米利根 Dustin Milligan 饰）、哥登（Joel David Moore 饰）、贝丝（凯瑟琳·麦克菲 Katharine McPhee 饰）、麦里克（Sinqua Walls 饰）、玛娅（Alyssa Diaz 饰）、萨宾（Donal Logue 饰）等7名学生相约前往同学莎拉（莎拉•派克斯顿 Sara Paxton 饰）的家乡科洛斯比湖度假。风光秀丽、景色宜人，加上东道主的盛情款待，这次旅行充满了欢乐与刺激。但是属于他们的青春孟浪时光并未持续太久，运动员出身的麦里克在汽艇冲浪时遭到不明生物的袭击，失去一条胳膊。这个意外似乎预示了他们接下来的命运。谁也不会想到，平静的湖水中一条食人鲨正觊觎着这群青年男女……
梅兰芳
回复 :John Alexander’s wife, Helen, has left him for her lesbian lover. As she speeds away from their mansion for the last time, her Jaguar explodes and she is killed. As the weeks pass, police detectives begin to suspect Helen’s death to be murder with John as a prime suspect. Still devastated by the loss, John slips into a deep depression until he views a recently made lesbian porn film that appears to feature his dead wife! He becomes obsessed with finding the woman in the film and his search propels him into the sleazy porno underworld of drugs and mobsters, with the police detectives one step behind him.
高桥洋树
回复 :该片以釜山影岛为背景，讲述了随着了解母亲“花子”的过去而逐渐变化的三个女儿的生活故事。
