A stepmother is aroused by his stepmother, who is bravely waiting for his father who never leaves late at night, and incest is cumming inside him many times until the morning

Chinami, who works as a nurse, is seduced by her husband Masahiro, who is currently hospitalized, and gets married. However, Masahiro was sloppy and had been together for a while, and after a while the cheating bugs began to tingle and play with women. Masahiro has a stepchild named Tatsuya, who was born with his ex-wife, and lives with him. While Tatsuya, a high school student, dislikes her father who keeps cheating on her, she is worried about the kind-hearted Chineseami. One day, Tatsuya sees Chinami bravely waiting for Masahiro, who will not be home until late at night, and sees her lonely appearance...