Multiple married couples fostering young children are murdered in Seattle; Garcia worries that Kevin is about to propose.
The team searches for the person who shot Jeffries and the elderly owner of a local convenience store.
A series of wild events unfolds, exposing dark secrets, deception and murder when a group of 40-something friends gather in Belize to celebrate the early retirement of an old friend.
An unexpected encounter with a pair of Swedish drug dealers and a mysterious duffel bag tied to a cartel complicates things when the guys scramble to find the missing yacht.
With only a few hours until their deadline to return the boat is up, the guys struggle to stay on top of escalating complications including a local police investigation, their friend's corpse, and the return of the murderous Cat.