Story
Katsuko Kurose is a stubborn female teacher who takes her students seriously in accordance with her beliefs. A workaholic woman who has entered her thirties as a virgin, the first man she ever loved was her own student, Jun...... Katsuko is a beginner in love, but her strong and demanding personality gets in the way, and she sometimes unleashes unexpected words on Jun. Even so, she and Jun grow closer, little by little, and Katsuko and Jun's "secret love" slowly deepens. Then comes Jun's birthday.
Synopsis via AniList (English).
