In the exciting fourth season of USA's highest rated series, "Royal Pains," Dr. Hank Lawson (Mark Feuerstein) embarks on a fresh start with his medical practice and separates from his brother, Evan (Paulo Costanzo), who also starts his own venture. As Divya (Reshma Shetty) attempts to reconcile the brothers, HankMed teams up once more in the face of a Hamptons' emergency.