Hank vuelve temporalmente a los Hamptons para asistir a una fiesta para Divya y su nuevo bebé y ayuda a un músico que puede estar enfermo. Mientras tanto, una joven y misteriosa mujer también llega al evento.

Los Lawson descubren que tienen una hermana. Mientras tanto, Hank ayuda a un jugador de tennis y Jeremiah debe lidiar con Divya y su bebé.

Hank, Evan and Paige try to help Eddie have a relationship with Emma; Hank treats a private investigator; Divya must find a nanny; Jeremiah makes a friend.

Catherine Bryan, encargada del Oceanográfico, llama al FBI para informar de la aparición de huesos humanos.

Boris envía a Hank en una peligrosa misión a Monte Carlo. Mientras tanto, la presencia de Emma pone en apuros el matrimonio de Evan y Paige. Divya y Jeremiah, por su parte, intentan resolver la misteriosa enfermedad de un equipo de bomberos.

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.

Hank and Divya treat a house-sitter; Jeremiah treats a burlesque dancer and gets close to her roommate; Paige makes an important discovery; Emma becomes a tipster for a gossip site.

As a new mother, Divya finds herself bonding with a HankMed patient who is struggling to get pregnant. Hank reignites his romance with a woman he met in Europe when she arrives in the Hamptons, and Divya worries about Jeremiah’s relationship with Viviana. Emma is the new it-girl on SnarkHampton and gets invited to one of the hottest parties of the summer, and Paige and Evan enlist Bob to help with their issues with Russel.

Hank treats a perfumer who is losing the sense of smell; Evan and Ray hold a grand opening for HankLab; Divya tries to protect Jeremiah.

Despite their strained relationship, Divya and Jeremiah work together to treat a model who is struggling to eat. After Ray’s past catches up with him, Evan tries to distance himself from their partnership but it proves to be harder than he expected. Hank and Boris return from Argentina with an idea to enlarge the scope of Boris’ foundation, and Emma violates her brothers’ trust.

Hank treats Cinco when his sore wrist turns out to be more complicated than a simple sprain. Evan and Paige help Emma set a trap to catch Oz. Divya and Jeremiah treat a boat-builder who resents being left behind when his business partner takes a job sailing around the world. Hank helps Charlotte adjust to regaining her vision but the learning curve is steeper than either of them anticipated. Meanwhile, Boris takes a major step towards expanding his foundation.

Hank and Evan search for Emma; Evan cannot understand Hank's reluctance to join Boris' new endeavor; Paige and Evan learn something about Bob; Jeremiah tries to accept Viviana's changes.