彼女のあやと幸せな毎日を送っていたある日、突然ボクたちの前にヤクザの集団が現れた。そいつら曰く、あやは借金のカタとしてヤクザに飼われていたのに逃げ出したのだという。あやを連れてその場を離れようとするも、揉み合いの末に揃って拉致されてしまう。そしてヤクザはボクたちを監禁し、あやが一週間のキメセク調教に耐えられたら二人とも解放してやる、と下卑た笑みを浮かべて言ってくるのだった……。

One day, while I was enjoying happy days with my girlfriend Aya, a group of yakuza suddenly appeared before us. They said that Aya had been kept by the yakuza as collateral for a debt, but had run away. We tried to take Aya and leave, but after a struggle, we were both kidnapped. The yakuza then imprisoned us and, with lewd smiles, told us that they would release us both if Aya could endure a week of drug-fueled sex training…