In the Korean war, a big amount of money disappears. 60 years later, the amount reappears, leading to a big hunt all over the world. In this situation, Jin Yi, an attractive girl, finds the way to approach Ji woo, a private investigator, who she suspects to be related to his father's death. But her plan is messed up, since she figures out her feeling for Ji woo, and the two are tracked by plenty of people.