Part 3/9:
Despite his best efforts, Ji-Woo's Math grades deteriorate, and his teacher, Mister Kim Geun-Ho, suggests he consider transferring. In a pivotal moment, Ji-Woo’s loyalty to his friends is put to the test when he is caught sneaking out for snacks by the night guard, Lee Hak-Sung. Although Ji-Woo is expelled from the dormitory, he decides against accepting money from his friends to ease his displacement.