Ayumi, the aunt, was forced to marry wealthy man Shinoda to support her nephew Shota after his parents died in an accident. However, her husband Shinoda was arrogant and cruel, forcing Ayumi to obey his every command. These orders gradually turned sexual, subjecting Ayumi to degrading treatment such as having her anal area fondled and abused. One day, Shota secretly witnessed the scene of Ayumi alone in a room, pleasuring her anus. Overwhelmed by uncontrollable excitement, Shota decided to anally ● her when she was alone. But his actions were soon discovered by Shinoda...