ATID-506 BBP Rara Kudo, a girl who fell into a big black penis

Saki, a student who has been sexually abused by the poisonous fangs of English teacher Shirai. Shirai gives a condition to her who complains, "Please forgive me!", "Bring your best friend, Lara, as a substitute!" Lara, betrayed by her best friend, was trained by a temporary English teacher, Bob's BBP, brought by Shirai.