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.
After the assassination of President Park, martial law has been declared. A coup d'état bursts out by DefenseSecurity Commander Chun Doo-gwang and a private band of officers following him. Capital Defense Commander Lee Tae-shin, an obstinate soldier who believes the military should not take political actions, fights against Chun Doo-gwang to stop him. The conflict between the two grows while military leaders are holding their decision and Defense Minister is gone. In the midst of chaos, the spring of Seoul that everyone longed for heads to unexpected direction.
Children who live in hiding with superpowers, along with their parents who live with painful secrets of the past, face enormous dangers together.
A young private's assignment to capture army deserters reveals the painful reality endured by each enlistee during his compulsory call of duty.
Kim Sung-kyun (김성균) is a South Korean actor. Born on May 25, 1980, Kim began his career in theatre, then made his screen debut as a gangster boss's faithful henchman in Nameless Gangster: Rules of the Time, followed by supporting roles in The Neighbor, Reply 1994, Reply 1988 and Moon Lovers: Scarlet Heart Ryeo (2016).