Sora is no longer satisfied with sex with her boyfriend and becomes interested in Ai, a beautiful and serious girl she met at a cram school. She conspires with him to kidnap Ai and take her to an abandoned building. Sora, who likes cute girls, pressures Ai, who is unaware of lesbianism, into a physical relationship. Ai is made to climax over and over again by Sora's persistent teasing. Jealous of Ai's lesbian side, he makes both Sora and Ai prey on his men. Ai and Sora are toyed with by many men and have semen splashed on them. What is the female friendship that blossoms from such an environment?