Monitoring new prank project! A high school girl on her way home from school is asked, "Why don't you suddenly show up to the bath while your father is taking a bath and seduce him with a 'close contact bath mission'?" If the father can endure sex with his daughter, he will receive 1 million yen! Although he is surprised by the suddenness of the situation, the father's penis becomes fully erect as he is touched by his daughter's fully grown body! The father betrays his daughter's expectations and comes on to her! Will the father be unable to resist and end up having forbidden incestuous creampie sex!?