Chul-soo is a man with an intellectual disability. One day, Chul-soo finds out that a young girl, Saet-byul, who is in hospital is his daughter. And soon, Saet-byul sneaks out…

Professional baduk (go) player Tae-seok loses a high-stakes game to infamous underground gambler Sal-soo, and ends up framed for the murder of his own brother and locked up in prison….