Michael protects a single mom from a drug trafficker who wants to prevent her from testifying against him; and he contacts a former associate who may know who ordered his burn notice.
An arm in a shark's gullet and a girl who was shot at sea lead the team to a smuggler who was running Cuban refugees and cocaine in a foundering ship.
Now that Rayna has cancelled their wedding, Luke is on the warpath, and Deacon learns the gravity of his condition.
Luke and Rayna gear up for their big day.
Deacon comes to terms with his illness and Rayna prepares to return to the stage.