The thrilling new novel from the multi-million copy global bestselling author & Queen of Suspense& Mary Higgins Clark A glamorous cruise on a luxurious ocean liner turns deadly Fleeing the humiliating arrest of her husb&-to-be on the eve of their wedding Celia Kilbride a gems & jewellery expert hopes to escape from public attention by lecturing on a br&-new cruise ship the Queen Charlotte On board she meets eighty-six-year-old Lady Emily Haywood – the owner of a priceless emerald necklace that she intends to leave to a museum after the cruise But three days out to sea Lady Emily is found dead – with the necklace missing & the list of suspects is large & growing Celia sets out to find the killer not realizing that she has put herself in mortal danger before the ship reaches its final destination…