The plot of the series, based on Agatha Christie's novel, takes place in modern times. Ten strangers - five men and five women - receive an enticing offer to relax at a luxurious resort on a tropical island. They have never seen each other before, but they are all united by past mistakes for which they have never been punished. Trapped far from civilization, they begin to die one by one at the hands of an unknown killer. Who is committing these crimes, and will anyone survive this vacation?