Hailing from a small Japanese town, Ai is sent by her fanatically religious mother to live in a cult commune, where she remains for seven years. When the police dismantle the cult, Ai embarks on a new chapter, attending a regular school for the first time. However, she struggles to fit in and eventually leaves both the school and mainstream society. She ends up living with a family of delinquents, surrounded by gangsters and call girls. In an unexpected turn, Ai finds herself in a seemingly normal life with a middle-class family, yet her tumultuous past continues to lead her down darker, more perilous paths.