Mom, we're having sex again... The lewd cries of his parents come from the bedroom as they try to have a baby. Kenta is shaken by his mother's lewd voice, which he has never heard before. His beloved mother is making such lewd noises... At that moment, jealousy towards his father wells up inside Kenta. Kenta is seized by a twisted desire to monopolize his mother's love and body, and he plots to plunder his mother. The way to do this is to cum inside her. He plans to fill the sacred space of her womb with his own sperm and expel his father's sperm.