Choi Sung-hyun

Keys to the Heart

Troubled and alone, a boxer moves in with his long-lost mother and autistic pianist brother — but must fit in with a family he hasn't known for years.

The Negotiation

An ace crisis negotiator attempts to figure out the real motivation of a man who has kidnapped two people and crack his calm demeanour.

Keys to the Heart

An older brother is a washed-up boxer. His younger brother is a genius pianist with physical disability. The brothers make up through their mother who is full of stories of her past.

Keys to the Heart

An older brother is a washed-up boxer. His younger brother is a genius pianist with physical disability. The brothers make up through their mother who is full of stories of her past.

The Fatal Encounter

Late 18th-century Joseon dynasty. The King is beleaguered and surrounded by traitors of the ruling elite. They plan to assassinate and replace him with a puppet. But the King has some aces up his sleeve that may help him defeat them all.