Immoral Days of a Virgin Teacher

From Chibi Manga:

Kirishima Keiichirou、26 years old、Biology teacher。Nickname is "Icy Kirishima. The clergyman known as a teacher must always be strict and serious. Yes, kissing in school, or having sex, or any such disturbance of morals are unforgivable and deserves severe punishment....

At school... that's really... indecent...!! That's deep... ow... rather... wait-- don't touch the belt--!!! Because it's my first time!!!!!

Kirishima Keiichirou, 26 years old, a virgin teacher. Can he really reject the approaches of the JKs with lots of experience!?