Mai was unable to accept the existence of her stepfather who remarried her mother and hated him. One day, Mai was touched on the stairs and got angry. She shook off her stepfather's hand, but he lost his balance and fell down the stairs! "They'll say you fell because of me," her stepfather threatened her. In fact, he was a stalker who remarried her mother and was after Mai, so he repeatedly ejaculated into her at the hospital where she was hospitalized to satisfy his sexual desire! "I hate you so much, why do you cum...?" Before she knew it, she had completely fallen for her stepfather's dick...