The two CEOs, who have known each other for a long time, have a secret fetish that they can't tell anyone about. They love swapping lovers, exposing their devilish fetishes, and training each other in front of each other. Today, they summoned the busty mistress to a secret room again, tied up the two women who were meeting for the first time, and tortured them thoroughly! Drawn into an unknown world where Kokoro, shame, and intense pleasure are mixed, the women become human urinal slaves in front of their partners!