An island with dark secrets. The breathtaking new thriller from the bestselling author. Martha's Vineyard in summer - dreamy sandy beaches, luxury villas with ocean views, a harbor filled with elegant sailing yachts. Young Englishwoman Claire feels a twinge of envy when her sister Holly lands a summer job on the island of the rich and famous. But then Claire suddenly hears nothing more from her. Alarmed, she travels to Martha's Vineyard to search for her sister. However, Holly has vanished without a trace. When Claire learns that a young woman died under mysterious circumstances on the island five years ago, she fears the worst. Desperately, she begins to reconstruct the last days before Holly's disappearance - and uncovers an elite society hiding dark depths behind its shiny facade. Gripping from the very first page.