When raw gold is discovered deep in the woods, a group of gold hunters arrive to mine it. Several neighbors in the area witness the hunters by chance and find themselves in danger. Among the witnesses, hunter Ki-sung risks his life to protect the other witnesses and engages the gold hunters in a cat-and-mouse game of death.
Jiwon, a motivated new police officer, is strangely bothered after meeting Osun, a social worker. On a hot summer day, a kidnapper sends a message saying, ‘If you want to save the kidnapped child, donate money to the welfare center.’ The incident becomes a national concern as the media report it. Somehow, Jiwon doubts the link between the case and Osun.