Kwak Ha-jun's Observation Diary

Cha In-Woo, who is timid and has no presence, becomes partners with Kwak Ha-Jun, who looks exactly like his favorite student, among his new friends. While Cha In-Woo is excited to become friends with Kwak Ha-Jun while doing homework together given by his teacher, he suddenly gets caught up in a mean bet by Kwak Ha-Jun... A fresh and bashful romantic comedy between two high school students! (Source: Ridibooks, translated)