室内装修艺术家安妮（托尼-柯莱特饰）原本和丈夫精神科医生史蒂夫（加布里埃尔-伯恩饰）过着平静的生活，他们有一对乖巧的儿女，是典型的四口之家。可是这一切都随着安妮母亲的去世而打破。安妮对于母亲的去世并没有太多的伤感，但是母亲的去世却影响着她的家庭，尤其是她的一对儿女。安妮的女儿查理（米莉-夏洛特饰）在祖母去世后，性情大变，情绪低落古怪，经常做出一些匪夷所思的事情，她会出于好玩去摆弄一些奇怪的小人。而安妮的儿子彼得（亚历克斯-沃尔夫饰）原本是个再普通不过的小伙子，他在祖母去世后，频频出现幻觉，他上课时心不在焉，看到玻璃上反射出来的影子，神态却与自己完全不同。彼得大惊失色，一度情绪奔溃。安妮和史蒂夫面对儿女的巨大变化，不得不开始尝试解开他们祖先留下的可怕秘密

Interior artist Annie (Tony Collette) was originally living with her husband, psychiatrist Steve (Gabriel Byrne). They live a peaceful life, they have a pair of well-behaved children, and they are a typical family of four. But all this broke with the death of Anne's mother. Anne didn't feel too sad about her mother's death, but her mother's death affected her family, especially her pair of children. Anne's daughter Charlie (played by Millie Charlotte) changed her temperament drastically after her grandmother died, and she was depressed and eccentric. And Anne's son Peter (Alex Wolf) was originally an ordinary young man. After his grandmother died, he frequently experienced hallucinations. He was absent-minded in class and saw the shadow reflected on the glass. completely different from myself. Peter was shocked and had an emotional breakdown for a while. Faced with dramatic changes in their children, Annie and Steve must begin trying to unravel the terrible secrets their ancestors left behind