A high school student, Ho-jin (17 years old), is shocked when her boyfriend, Young-ho (32 years old) who is a teacher at her high school, suddenly breaks up with her. Yong-jin (17 years old ) who has a crush on Ho-jin, always stays near her and waits for her call. Chan-soo (17 years old) likes Yong-jin and tries to win his affection. Ms. Park, a gym teacher, calls on the... see more