一只在宇宙中迷失的猿猴坠落到地球上，血管中血液的翻涌与凝结导致了猿猴以及经过的怪兽蜥蜴的巨大增长，它们都变成了庞然大物。在共同成为了地球上绝无仅有的巨兽后，二者成为了势不两立的仇敌，必须一决胜负，你死我活，这巨怪的争斗也让人类的命运悬于一线。
In an idyllic Tuscan town, Belvedere in Chianti, all the women are married or looking for the perfect husband, except Elisa, a single mother who runs Le Giuggiole vineyard. The return to the town of a childhood friend she had lost sight of for years turns her life upside down and reawakens feelings she thought had been gone forever.
影片翻拍自1992年的同名恐怖片。 Caitlin（玛丽·伊丽莎白·温斯特德 Mary Elizabeth Winstead 饰） 聘请到一位似乎完美的新保姆 Polly（麦卡·梦露 Maika Monroe 饰）以为从此可以安心，殊不知保姆暗藏心机……一切幸福，原来只是噩梦的开始。
