曾被一连串残酷的杀人事件蹂躏的宁静小镇伍兹柏勒，事隔了25年，一不明杀手再度戴上鬼脸面具，对一群青少年展开虐杀，迫使小镇居民重新面对过往的秘密。
Deep in a wintry forest, an abandoned boy struggles to protect his little sister from an infection that turns people into a feral-like state, a ruthless militia leader searching for his missing daughter, and Government agents hunting them.
Don Koch tries to renovate a rundown mansion with a sordid history for his growing family, only to learn that the house has other plans.
因一场意外而昏迷住院的阿谈（郑财饰），在经过6个月治疗后返回家里，却发现他最亲爱的堂妹小蓝（明希饰）不见踪影。在阿谈追问之下，爸妈才透露说：“小蓝未婚怀孕，被玷污的她让整个家族蒙羞，阿公大发脾气把小蓝赶出门，更因此中风！”但大家的反应诡异，事件又充满疑点，让阿谈不禁怀疑…。从这天起，那首怪异的童谣与恐怖的稻草人景象，便每晚在他脑海中缠绕，阿谈仿佛又常看到堂妹的身影出现在家里。于是他决定瞒着家人寻找她的下落，当却发现惊人的秘密隐藏在家庭中……
