Rui, a mother who raised her only son, Kouta, while struggling financially. To prepare for her exam fees or start a bar business as her side business, one day she is asked for her physical relationship in exchange for a high price from a customer, and she unintentionally responds. And Kouta happens to witness her mother's suspicious act. Kouta despises Rui, and this makes her unable to suppress the distorted feelings she has for Rui...
