Sunshine, an idyllic and almost forgotten island under British rule, is shortly to become independent. But a few days before this event is to take place, the British governor of the island is shot. Her Majesty's secret service is called in and Sam McCready asks Desmond Hannah of Scotland Yard to take charge of the case.

A man meets a former military service buddy who offers him a good deal. Money starts pouring in, but things change from one day to the next.