This story begins when the protagonist, a boy named Sora Akizuki, confesses his love to Miya Fuwa, a girl he has been in love with for a long time, and is rejected. When Sora learns that Miya likes someone else, he visits the dubious “Trialing Club," of which he is president, and tries to find out if he is the right person for her. The first episode shows the reality of the Trialing Club, whose activities one cannot imagine from its name, and the reason why its president, Suzukaze, created the club.

Yuzu Okashi is a shut-in author living alone in neglected squalor. When the neighbor girl Makoto forgot her apartment key, Yuzu took her in until her mom got home. When Makoto saw the mess in Yuzu's apartment, she promised to take care of Yuzu like a mother should! (Anilist)