Des:Himaris childhood friends, Takumi and Shinji, often go out drinking at his house, and Himari and Shinji get along well, and when Takumi isnt around, he confesses his feelings to her, and Himari accepts, and they start dating. But it was the beginning of a nightmare. Although Shinji despaired at the fact that Himari was Takumis sex friend and that she climaxed more than sex with him, his erection would not subside.