Jack has finally managed to propose to his infertile girlfriend when his life is turned upside down by the arrival of an old one-night stand that introduces him to his seven year old son.

《凶机恶煞》是编剧兼导演巴巴克·安瓦里继 2016 年的获奖处女作《阴影之下》之后推出的一部探询式惊悚片。在新片中，这位电影制作人进一步审视被心魔和外部威胁所颠覆的日常生活，新奥尔良的酒保威尔（艾米·汉莫饰）捡到了某人遗落的手机，这让他陷入了令人不安的幻象中；威尔与同居女友卡丽（达科塔·约翰逊饰）和酒吧常客艾丽西亚（莎姬·贝兹饰）的关系陷入了更深的困境，扭曲的现实将威尔引向了一个可怕的世界，他也变得异常愤怒。