"Why on earth would anyone want to kill Freddie Burkinshaw? He's perfectly harmless..."Globetrotting sleuth, Cait Morgan, a Welsh Canadian professor of criminal psychology, is supposed to be "celebrating" her fiftieth birthday in Jamaica with her ex-cop husband Bud Anderson.But when the body of the luxury estate's owner is discovered locked inside an inaccessible tower, Cait and her fellow guests must work out who might have killed him - even if his murderseems impossible. Could the death of the man who hosted parties in the 1960s attended by Ian Fleming and Noël Coward be somehow linked to treasure the legendary Captain Henry Morgan might have buried at the estate? Or to the mission Bud and his secret service colleagues have been sent to the island to undertake?The Corpse with the Crystal Skull is the ninth Cait Morgan Mystery from Bony Blithe Award-winning author Cathy Ace, and it presents Cait not only with a true locked room murder to solve, but also with the challenge of knowing her friends must be considered suspects.