Sukebe no Seishun

Mitamura, who is a virgin has a personal view about “Lewd”.He also realized a friend in the same class Hayami - a person who never takes off his clothes in public.
A person who is good looking and excels in studies and sports, just like a guy who came out from shoujo manga, why doesn’t he take off his clothes?
What in the world is Hayami’s hiding…?
And why am I getting excitedon about it….?
His hands moves with confusion and desire and make a lewd (erotic) photo of Hayami. However, Hayami’s found it out?