Five strangers, each with his own special talents, are recruited by the mysterious 'X'. They do not know why they are brought together, but nonetheless agree to a series of potentially lucrative schemes. A planned bank robbery goes awry when a minor mistake leads to a hostage situation. The robbery is orchestrated by Hwan. When Hwan turns up dead at the designated meeting spot, the remaining men realize something is seriously wrong, and suspicion flares.

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