Estelle and Ethan have been married for ten years. However, it is the case they are working on in their well established detective agency that rocks one of them physically, spiritually and mentally. Who had caused the accident that landed Estelle in hospital and in a coma for six weeks? Was the accident to do with their work as detectives, or was it personal? What was the secret? Where would this lead? Will their marriage survive? The mystery unveils in Shaky Ground.