After a dreamy week in Positano with a man she barely knows, forty-year-old Hazel Carlisle is in love. She agrees to move into Jeffrey Moncrieff's luxurious flat in the Albany, and the new couple begin the interesting process of sharing their lives. To celebrate, Jeffrey plans another decadent trip, this time to the Caribbean.
Their idyllic week in the exclusive island of Anguilla is disrupted when a shocking murder is committed on a super-yacht moored near their resort. Meanwhile, Jeffrey's past is revealed, and Hazel has to make the hardest decision of her life.