When workmen converting former girls' boarding school, Chadleigh Hall, into a luxury hotel discover a skeleton in a sealed room, DI Wesley Peterson and his boss, Gerry Heffernan are called in to investigate. But within minutes they have a second suspicious death on their hands: a team of marine archaeologists working on a nearby shipwreck have dragged a woman's body from the sea. And it becomes clear that her death was no accident. The dead woman's...