One month has passed since Rena, who remarried her husband who has two children, entered this house. The brothers and sisters who seem to be friendly at first glance have a secret, in fact, the two had a physical relationship on a daily basis. Furthermore, the brother and sister, who blindly doted on their father, were tormented by the feeling that they didn't want their father to be taken by Rena, and planned to kick her out of this house by hurting her...
