Narumi loves staring at girls in racing swimsuits so much that he became the leader of the swimming club. But, because this staring caught the attention of the girl members, and they complained about it to the Discipline Committee’s Kurosawa. The Discipline Committee upping their patrol game, Narumi’s peaceful days of staring at girls in swimsuits is assaulted. Left with no other choice, Narumi resolves to put on the swimsuit himself to suppress his urges. He plans to put on the swimsuit near a pool that isn’t used much, but is seen by Kurosawa. Kurosawa tells him to focus more on actually participating in club activities, but she also realizes how hard it is to suppress his passion towards swimsuits. To get him to reform himself, she makes a big move.