Genkai Making Love

Ryuji Matsuura is a gym teacher at an all-girls high school. As a former delinquent, he didn't mesh well with the other staff when he first started teaching. The only teacher who treated him kindly and without judgment was Hiromi Sanada, a Japanese Literature teacher. Ryuji fell head over heels, but Hiromi seemed to shy away from his advances. But then, one day, he confesses the reason why he had kept his feelings for Ryuji private. What's his big secret!?

(Source: Renta!)