Ami , an honor student who serves as the vice president of the student council, visits her classmate Nozomi, who has been a recluse, to persuade him to go to school. However, her father Kouji and a yakuza named Nakata appear. Nozomi is also a vulgar man, and she is gang-raped by the three of them. Her young and healthy body is pinned down, licked, and even ejaculated inside her vagina... Ami 's Kokoro is broken by the acts of hell, and more of the gangsters come and force her to have sex, planting a kind of forced masochism in her. Eventually, she begins to desire sex from the bottom of her heart, and becomes a prostitute...