Marina, a female teacher, is a slut who seduces men with girlfriends with her voluptuous body and skilled technique, and intoxicates them with the pleasure of NTR! She not only seduces the boyfriends of her female students, but also the boyfriends of her colleagues, male teachers, and devours them lewdly under her watchful eye. Please enjoy the lewd NTR affair with Marina-sensei with subjective and binaural recordings of the entire film!