The story is about pervy teacher who sleeps with the school’s idol. With the special notebook called Rules of The Life Guidance, he’s able to have sex with every woman by writing their name down in the notebook and showing the notebook to them. Recently the pervy teacher, Fukuma, had his eyes on Megumi Fujimiya and Tachibana Yayoi. Rumour said that Fujimiya recently got a boyfriend. Fujimiya runs into Fukuma sensei when she’s about to go home, without beating around the bush, he showed the notebook to her then went to infirmary to take her first time. His next target is Tachibana Yayoi, a student who’s secretly in relationship with a literature teacher called Iida sensei. Every boy in the school are crazy for her, Fukuma doesn’t want slip the chance to taste her exceptional body.