The lively big-breasted student Kasumi was invited to her neighbor Tsubaki's house one day. As she ate a hot hamburger laced with an aphrodisiac, Kasumi's consciousness began to fade. She had her lips stolen by the frustrated Tsubaki. Her soft breasts were roughly groped, and her glistening wet pussy was licked mercilessly, causing her to arch her back in orgasm. Even after returning home, Kasumi couldn't help but pleasure herself. Her honest body led her back to Tsubaki, but this time she was prescribed a new ointment...
