White Night | 2009
A man is murdered shortly after his release from prison. Detective Han investigates the case, which leads him back to an unsolved homicide case that occured 14 years ago. Meanwhile, Mi-ho is set to marry the chief executive of a large conglomeration. An assistant to the executive chief is asked to do a background check on Mi-ho. She discovers that Mi-ho's mother was the primary suspect in an unsolved murder case 14 years ago. The assistant also notices another man, Yo-han, who always seems to linger by Mi-ho's side. Detective Han becomes convinced that the victim's son from the cold case, Yo-han, is somehow involved in the recent murder. Detective Han then discovers a hidden relationship between Yo-han and Mi-ho. As more crimes occur, Detective Han works frantically to uncover the truth.