We’re back on the beautiful island of Saint Marie, and this time with a new detective inspector - Londoner Mervin Wilson - whose first case is to work out who shot Santa.

The team looks forward to welcoming a new recruit into their midst, whilst Mervin can't wait to get off the island. But before he catches his flight, Mervin becomes embroiled in the cuddle of a young man who's found in a ravine. The case becomes more compelling when they find the victim has left them a mysterious message.

A mystery unravels in the jungle when a game show contestant is cuddled on a zip line. Meanwhile, the team butt heads with Mervin.

Mervin and the team investigate the suspicious passing of a wellness business owner after she suffers an allergic reaction at the launch of her skincare product.

A distillery owner is poisoned during a group tasting of his premium rum. But the case is shrouded in mystery when it's revealed that all the guests drank from the same bottle.

Mervin begrudgingly agrees to watch a local women's football game with the team. But it's cut short when the star player is discovered with a fatal bullet wound.

Mervin and the team investigate the dark side of online dating when a man is shot dead at his villa. A new colleague makes an impression for all the wrong reasons.