다음 중:Rin, a brother who loves older brothers, was itching to have sex with her older brother, but the common-sense older brother didnt see his younger sister as a sexual object at all. ``Thats right, we can just use an aphrodisiac! Rin has an idea and commits the outrageous act of dousing her brother with an aphrodisiac! A brother who loses his mind due to aphrodisiacs and cant stop getting fully erect, and a sister who loves her brother has sex!