Heartbeat

Caught up in anxiety, eight-year-old Chul in school tells his teacher that he is going to the bathroom but runs straight home.

CAST

Kim Gun-wooCheol-yi

Jeon Do-yeonCheol-yi's Mother

Sul Kyung-guCheol-yi's Father

Park Bo-kyungElevator Mom

Lee Joong-okPolice Officer

Kim Hak-sunVest

Lee Han-byeolKid

Song Won-suElder