Returning to school, Se-Jun Yoon is disappointed when he mistakes a man on the street for his childhood crush Seong-Jae, but discovers it's not him. Later at a department party, he learns that the man is actually the school's idol 'Jin Do-won', known for his good looks, grades, and personality. After getting drunk, Do-won takes Se-Jun home and makes a suspicious proposal the next day - "let's practice dating"! Amazed, Se-Jun thinks Do-Won is crazy, and as he exits the house, he accidentally steps on Do-Won's expensive watch and breaks it...?!
