The story is about a Kusuki and Satsuki, a childhood friends who attached to each other. The main heroine, Satsuki, loves to tease Kusuki a lot. One day Satsuki found a porn magazine in Kusuki’s room. She began to tease him…in a lewd way. Kusuki who can no longer already endure those flirthing teases, decided to take the iniative. Feel compatible with each other, they became sex partner after that day. But Satsuki about to have a rival… A girl named Chisa Kanbara is in love with Kusuki. For somehow she found out Kusuki are having sex with Satsuki. Filled with jealousy, she knocked Kusuki out and dragged him to a shrine-like place to show her true colors. When Kusuki awakes, he already are all tied..Chisa began to deliver divine “punishment” to Kusuki.