DASS-061 For a week, he has no choice but to trust and watch as the slender girl is imprisoned by the yakuza and descends into a sexual orgy. - Sumire Kuramoto

One day, while I was living a happy life with my girlfriend Sumire, a group of yakuza suddenly appeared in front of us. - According to them, Sumire was kept by the yakuza as part of a debt and recently escaped. - They try to leave with Sumire, but after a scuffle, they are all abducted. - Then, the yakuza imprisoned us and told us with a lewd smile that if Sumire could endure a week of sexual training, they would both be released...