A cryptic message spurs Eleanor, Megan, and Nick Gresham on a frantic search for a refugee's missing family, in The Valley of the Shadow, a Cornish Mystery from Carola Dunn.While out on a walk, Eleanor Trewynn, her niece Megan, and her neighbor Nick spot a young, half-drowned Indian man floating in the water. Delirious and concussed, he utters a cryptic message about his family being trapped in a cave and his mother dying. The young man, unconscious and unable to help, is whisked away to a hospital while a desperate effort is mounted find the missing family in time