Konishi, a member of the drama club, is unable to concentrate on club activities and gets scolded by his girlfriend Sanae. In fact, he says that he had been staring at Sanae's serious expression during club activities as she prepares to retire due to her entrance exams, and Sanae blushes when he says this. Later, when they have sex at Konishi's house, Sanae tries giving a blowjob for the first time because she's always the one receiving...!?
(Source: Fanza, translated)
Note: Published in Comic Anthurium 2020-12