Mara Byrne thought her marriage of 30 years was a happy one. When her husband dies unexpectedly, she discovers she may have been wrong. She has to know the truth, but can't ask her husband. Her only choice is to ask the other woman but she has no idea who she is or where to find her. She's determined to get the answers, so she asks a handsome private detective, Alex Strange, for help. Mara's obsession for the truth leads to heart-pounding danger and mind-blowing mystery.