1962 Having survived two attempts on her life, Dr. Molly McCormick is determined to "re-engage" and set up her physician practice on the island of Cayo Canna where she lives with her grandfather, Papa Jack, a retired Navy intelligence officer. However, when a dead body is discovered beneath a dock on the island, Dr. McCormick is pressed to act as the medical examiner investigator to discover who and what caused this death.