Jihyuk, an elite safe-cracker, Guin, the guy with all the connections, and Jongbae, an expert hacker, team up to rob a high-end jewelry store. What the three of them don't realize is that the very jewelry store they are targetting, is owned by none other than President Cho. And he has a different assignment for the three of them: steal billions of slush funds stored within Incheon Customs.
Jihyuk, an elite safe-cracker, decides to steal valuable diamonds held within a secret vault at a high-end jewelry store. With the help of Guin, Jihyuk is introduced to Jongbae, an expert hacker, and the three of them make a team despite the rumors of Jongbae betraying his partners in the past. What the three of them don't seem to realize is that the very jewelry store they are trying to rob, is owned by none other than President Cho. And President Cho has a different assignment for the three of them: steal billions of slush funds stored within the one of the highest security areas in Korea, Incheon Customs.