Four brilliant university students are forced to confront themselves in terrifying ways when their Quantum Physics experiment leads to an entangled parallel existence that leaves them questioning who they are and what is real.
本片改编自中岛京子同名小说，讲述原是中学校长的父亲(山崎努饰)被确诊为认知障碍后，他是如何和妻子曜子(松原智恵子饰)及两个爱女(竹内结子、苍井优饰)度过接下来的时光的。
