Lia is experiencing memory loss after an accident. When awakened, she is in a large, isolated house. It is a place of community consisting of people who do not have a home and relatives. They live in harmony and look after each other. They are the ones who help Lia when she was injured. Because she does not remember who she was and where to go, she stays there to get treatment. The days pass. Lia, who begins to recover, realizes there is something strange about the situation where she stays. It turns out that the inhabitants of the house consist of followers of cults and those who enter the house can never come out again.