Delivery health is the only pleasure. - When he calls a delivery health girl named Miyabi who looks like his homeroom teacher, Rin, whom he admired when he was a student, it turns out that it is Rin herself. - Although Jun is surprised, there is no way he will change the woman he admires in front of him... - Unable to resist the passionate intertwining of their tongues, the stimulation of his cock penetrating, and the one-time ejaculation that took place in a dream-like moment, Jun offers to stay longer. - Rin thinks about quitting her delivery health job after her family finds out about her, but she can't control the pain in her body...