Friend of mother

Rin who went home to participate in the local festival. Yuya's son Yuya couldn't hide the joy of reunion with a yearning woman. And on the night, the drunken Rin visited the room... With the power of alcohol, she awoke the feeling of sex that she felt for the first time, and told her ever thought. Because of the pleasure that was requested by a young man, Rin splits his body. Since then, the two people who secretly seek pleasure, and the day when Rin's return comes closer.