《妈妈》是一部由美国环球影业发行的恐怖惊悚电影，由安德斯·穆斯切蒂执导，杰西卡·查斯坦、尼可拉·科斯特-瓦尔道、梅根·查彭提尔、伊莎贝尔·内利瑟联合主演。电影讲述了两个姐妹维多利亚（梅根·查彭提尔饰）和莉莉（伊莎贝尔·内利瑟饰）的母亲被她们的父亲杀害，而她们则被父亲遗弃在树林里。五年后，她们被叔叔卢卡斯（尼可拉·科斯特-瓦尔道饰）和他的女友安娜贝尔（杰西卡·查斯坦饰）找到，发现她们竟然一直生活在树林深处的一个老旧、破败的小木屋里。卢卡斯和安娜贝尔欢迎她们住进自己的家里，希望她们能够重新适应正常的生活。然而，安娜贝尔却越来越相信，她们的房子里住着一个恶魔，她想要知道是不是两个姐妹承受的伤害过于巨大，导致她们出现了幻觉，还是真的像她们所说的一样，有一个幽灵一直在缠着她们。在晚上睡觉的时候，安娜贝尔总是听到来自何处不明的耳语声，若隐若现，显然不是什么善意的存在。

Victoria and Lily are a pair of sisters. Their father killed their mother and committed suicide in the woods. The two children were abandoned in the woods. middle. Five years later, the two little girls were found by Uncle Lucas in the wooden house and brought back home. The two little girls were in extremely poor condition, not only looking haggard but also resisting natural physical contact. Lucas' girlfriend Annabelle welcomed the two little girls very much, and Lucas became the only relative of the two children, so Lucas and his girlfriend adopted the little girls. The kind Annabelle has always treated the two sisters gently, hoping that one day they will adapt to normal life. Annabelle found something unusual about the girls, because they often spoke into the air, Annabelle didn't know if they were delirious because of the huge Shanghai they received, or there was really this ghost following them, Victoria and Lily Even called her - Mom. Gradually, Annabelle discovered the weirdness, as if there was a ghost trying to kill them