Ten years ago, former special agent Cleo North ignored her gut instinct - and a young sergeant wound up brutally murdered. Finally she is in a position to find out what went wrong. Cleo is certain the official story - a murder-suicide - is a lie. Her new assignment with Major Jack Donovan and the Air Force Office of Special Investigations finally gives her access to the one man she's sure is involved in the decade-old murder. But as Cleo is plunged into a tangle of violence and lies, she must quickly decide who the real victims are.And who's covering up a first deadly mistake.