Son Sang-yeon

A talented martial artist who can't walk past a person in need unites with a probation officer to fight and prevent crime as a martial arts officer.

Seoul 1994, in the year the Seongsu Bridge collapsed, 14-year-old Eunhee wanders the city searching for love.

Lee Ji Hyeok is a competent person, who is recognized both in work and love. He is proactive and cold-hearted, but he also has a sense of humor. Lee Ji Hyeok looks glamorous, but, after experiencing the lowest point of his life, he finds the true meaning of life. He has people around him, including Ji Eun O and Park Seong Jae. Ji Eun O has a bright and cheerful personality. She