Late at night long after the last bus has passed, Kyung-sik and Joo-won, are waiting at the bus stop after drinking. Kyung-sik, in a good mood, tries to convince Joo-won to take him home, but Joo-won's expression is still contemplating.

Jeon-mo is a former firefighter and a passionate father of his two little children. One day his life is collapsing when his daughter is missing. Before Jeon-mo is able to call the police, he is contacted by the mysterious man who kidnapped the girl. But instead of money, the abductor orders Jeon-mo to kidnap another child in exchange for the life of his daughter.