Mustique is in a state of breathless calm as tropical storm Cristobal edges towards it across the Atlantic. Most villa owners have escaped the island but a few young socialites remain unwilling to let summer's partying end. American heiress Amanda Fortini is one such thrill-seeker - until she heads out for a morning swim and doesn't return. Detective Sergeant Solomon Nile is the island's only fully trained police officer. He contacts the island’s owners and Lady Veronica catches a plane immediately. Her beloved god-daughter Lily is on the island and this disappearance has alarming echoes of what happened to Lily's mother years ago. When Amanda's body is found a murder investigation begins. But the local community isn't co-operating. And then someone else disappears…