Makoto, a fourth-year student at a prestigious university, was dating Yuuki, who was participating in the intercollegiate sports team she was a member of, and they were living happily ever after. But one day, Yuuki showed her body covered in tattoos and said, "I'm not the kind of girl you think I am..." Though surprised, Makoto accepted Yuuki and told him that she loved him even more. Later, when Yuuki disappeared, Makoto became worried and went to his house. There, she found the guys who had tattooed Yuuki's body and played with her as a sex slave...