Hank travels to Monte Carlo and finds himself in the middle of a plot to rid Boris' bank of a shadowy depositor. Back in the Hamptons, Divya and Jeremiah treat a group of firemen who have fallen mysteriously ill. Paige and Evan find themselves in need of a new place to live, and the most convenient solution may bring its own set of challenges.

The chef at Ray's new restaurant seems to be getting drunk on the job, but Hank believes it's not just a matter of hitting the bottle. Divya treats a NASCAR crew chief who channels his anxiety into an unexpectedly dangerous habit. Evan's friendship with Ray helps him find a promising space for HankMed's new lab, but Jeremiah has concerns about the location. And while Hank tries to get Emma to think about her future, Divya makes an important decision about her own.