Male students obsessed with their teacher, 'Aizawa-sensei,' can't focus on their studies. One day, one of them makes a lewd request: "Can you keep it a secret?" She agrees, but there's a penis in Aizawa-sensei's crotch!? Furthermore, her anal virginity is taken, and she experiences continuous orgasms! The male students are gradually drawn into the pleasure of reverse anal...?!
