Gangbang of the Eight Sisters: A Forbidden Love Story

Momoka attends the eight marbles double cross tournament to learn about her next battle and the nature of the competition. Her opponent is preoccupied with getting buggered, while Momoka prepares herself for the upcoming challenge. This hentai animation is a fan-made adaptation of maiga858's game eight marbles 2x, and all credit goes to him for creating the original game that inspired this series.