From the moment they arrive, sex toy play begins, leaving Rui shocked by the unexpected orgasm denial. Frustrated and aroused, she indulges in intense solo masturbation. In the mixed-gender hot spring, creampie sex unfolds into a battle of endurance, her suppressed moans adding to the allure. Even during their meal together, a remote-controlled vibrator is activated, with the mischievous maid constantly teasing them. Despite prolonged teasing, their bond grows stronger, and the teacher boldly proceeds with sex. Her desperate pleas of "Ooh, ooh, sensei, more, deeper" are strikingly erotic.