Mei, a girl who indulges in masturbation anytime, anywhere. One day, she's caught by her female teacher, An, while doing it in the classroom after school... A lesbian lesson in the nurse's office, a masochistic lesbian session in gym shorts... An guides Mei towards lesbianism with a lingering kiss, and her perky nipples and sweaty pussy swell up as An licks them with her tongue... A sweet and forbidden lesbian story between a masturbation girl and a beautiful teacher, filled with innocent and passionate sex!