Maruyama, who runs a manufacturing business, takes a liking to Ren, the daughter of a subcontractor factory, and plans to somehow make her his own. He welcomed Ren into his home as a tutor for his own son while flickering restrictions on orders. Maruyama who rapes Ren aiming for a chance that his son is not there. Maruyama’s fierce anal rape, who loves assholes. The son who peeked at such two people’s indecent appearance ….