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"The seawater belonging to the National Intelligence Service's International Crime (Drug) Team is called 'Panfunction' in the house on behalf of a colleague who died during the operation, and the blankjack of the unidentified gambling, 'Blackjack', aims for 6 billion won drugs. You know that there is. Now there is only one way to catch him. Seawater decides to jump directly into dangerous gambling boards."