A drought. A lake. An unsolved missing persons case. These are the key components of Detective Colt Jessup's latest investigation. In a private lake, a car is discovered as water levels recede from a lack of rainfall. Its discovery provides Colt with the answer to a case that has haunted him for fifteen years. The car found by two adventurous boys contains the skeletal remains of a man and a woman, identified as a couple believed to have run off together. To give closure and seek justice for the families, Jessup must unravel the mystery in a case gone cold. Secrets in the Water is Book Four in the Colt Jessup series.