马蒂（安娜贝尔·斯考莉 Annabel Scholey 饰）是一个感情运不太好的女人，在结束了又一段失败的恋情后，马蒂决定和刚刚认识没多久的莱拉夫（吉欧里奥·贝鲁蒂 Giulio Maria Berruti 饰）携手步入婚姻的殿堂。

　　Old school friends go on a paintball trip, miles away from civilization. Things go horribly wrong when they discover a cold-blooded masked killer moxia.cc is among them. Now they must fight to survive their school reunion.

　　失踪已久的父亲突然在圣诞节时返家，现身于豪华的祖宅之中，让关系不和的四姐妹上了一堂有关家庭合睦的速成课