Amongst the vibrant international community of the eponymous Spanish island, a British and a German detective with very different approaches to policing have a clash of personalities. Despite - or perhaps because of - their very different approaches, the sleuths form a perfect complementary partnership as they seek to solve a new crime on the island each week.

On the eve of college graduation, six best friends embark on an epic weekend to celebrate—but it takes a fatal turn. Nearly 20 years later, the survivors are reluctantly reunited by a blackmail text threatening to expose the truth about that fateful night.