继母：我的性老师

　　卡洛斯在一家银行支行当总经理，最近他正和妻子玛尔塔闹别扭。风和日丽的一天，他送两个孩子马科斯和莎拉上学，却发生了改变他人生命运的事。崭新的汽车上莫名其妙地出现一部手机，一个陌生男人打来电话，号称卡洛斯的车里被安置了一颗炸弹。而恰在此时，一个神秘的黑衣摩的男尾随而至。这是一个恶作剧，还是真实的绑架勒索？事情的缘起何故，卡洛斯一家命运又该如何？这部西班牙电影将为你呈现一百分钟的惊心动魄……

Four friends wanted to get away from it all for a birthday celebration in a remote country house, but when a mysterious injured man turns up on their doorstep telling tales of a city ravaged by a mysterious epidemic and the looters who have pursued him, the friends rally to help. As the night progresses, it becomes clear that all is not as it seems, plunging the friends into a battle for survival that challenges their deepest fears.

　　故事围绕一名患有社交焦虑的十二岁少年展开。在男子水球夏令营的残酷社交法则中挣扎求生时，他那青春期特有的不安，随着夏日推移竟发酵成一场撕裂灵魂的心理酷刑。