Following the events of the first part, the Professor and his team of elite thieves find themselves trapped inside the Mint as the joint task force led by Seon Woo-jin closes in. With internal tensions rising and the outside world growing increasingly volatile, the group must navigate betrayal, shifting alliances, and the arrival of a new, formidable adversary who threatens to dismantle their meticulously planned escape strategy. As the heist reaches its climax, the stakes escalate from mere financial gain to a desperate fight for survival. The Professor must execute his final gambit to secure the safety of his crew while exposing the corruption inherent in the Joint Economic Area. The series explores themes of social inequality and political maneuvering, culminating in a high-stakes standoff that tests the loyalty and resolve of every member involved.