When Jim finds the ex-Navy Seal owner of his favorite food truck dead in the truck's kitchen, he ends up embroiled in a heated political battle between the new wave of gourmet food trucks and the established boardwalk restaurants. Jennifer takes an active and prying interest in Jim's cases, while Callie's attempt to confront Miranda about her hostility backfires.

The body of an $80-million Florida state lottery winner is found murdered on a remote island in Islandia, and Jim and Jennifer must unravel a personal vendetta spanning over a decade between the victim and the island's only resident. Miranda pulls Callie away from her studies to have some fun at a medical sales mixer, but Jim starts to find Callie harder and harder to reach in Atlanta.

Longworth must delve into a 150-year-old ghost story to solve a murder when the dead body of an heiress is found in a haunted plantation house.

Jim investigates the death of a billionaire oil tycoon and art collector on the eve of Art Basel, Miami's international art show, while Callie's past may be putting her future at risk.