You Got Me, Sempai! Vol. 10 (Kodansha, 2021)

Serina and Mizukawa-sempai renew their commitment to each other on the night after Christmas and decide to go out again. Then, after Sempai finally wraps up his college entrance exams, they spend many happy days together filled with park dates, snowboarding trips, and all sorts of fun...but now it's finally time to Sempai to graduate. Where will things go from here?