The Retreat

In this gripping novel by the bestselling author of The Sanatorium, Detective Elin Warner investigates a series of suspicious deaths at an idyllic wellness retreat on Reaper’s Rock, an island with a dark history. Initially drawn to this serene escape, guests soon find themselves trapped as secrets surface and a young woman's mysterious death sparks Elin's suspicions. As the tension escalates, and another guest is claimed in a diving incident, Elin races against time to unravel the truth behind the seemingly accidental tragedies before the island's sinister past catches up with them all.