"You've got the best body ever!!" At the entrance ceremony of high school, Torotoshi Ikusa is instantly crushed by his first love at first glance, because, the opponent Toba Kano, gets excited about Toya's muscles ... He's a physical-beauty enthusiast. Since then, every time he has something to do, his muscles are stared at and photographed. One day, Kano, who went out of control in front of Toya's perfect body, said with a smile, "I definitely want to observe the movement of the muscles when ejaculating."

Raws;
https://comic.pixiv.net/amp/works/6037
https://www.cmoa.jp/title/163671/
https://renta.papy.co.jp/renta/sc/frm/item/174987/