When Dakota tries to break off her toxic relationship with Axel, it starts transforming him into a monstrous creature. He gradually succumbs to the poison of the decaying relationship, becoming a creature with increased aggression, a touch that melts skin and worst of all, he's contagious.

数年前，艾米莉亚·范宁（艾斯·戴维斯 Essie Davis 饰）和丈夫遭遇一场严重车祸，丈夫不幸在这场意外中身亡。在此之后，艾米莉亚一面在养老院辛勤工作，一面又要照顾年幼的儿子塞缪尔（诺亚·维斯曼 Noah Wiseman 饰）。没有父亲的保护，塞缪尔从小害怕鬼怪，与之相对又表现出极其暴力叛逆的言行举止。带着危险品上学的塞缪尔遭到校方的斥责，…