When a classmate goes very friendly

Tomohiro has always been good friends with his classmate, Mina Hayase. But even though they've always flirted and joked around together, they've never gone all the way. That changes when they find that the school nurse doesn't mind letting couples use the infirmary beds to relax after classes. But things become more complicated when Tomohiro's other classmates and the nurse herself get in on the action.