Cassandra "Cassie" Finsbury has spent almost 25 years running for her life, hiding from everyone who knew her and hoping it was enough to keep her daughter safe. When she learns that she no longer has to run, she is determined to find Daniela again and hires private investigator Bailey Davenport, a retired FBI agent, who is more than up to the task. Bailey finds nothing more irresistible than a mystery and a challenge, and in Cassie she finds both.

Can Bailey find the key to unlock more than just Cassie's secrets? Finn and Oz are pulled into the world of extremists and must keep their wits about them to survive a deadly game of cat and mouse whilst Finn's growing need to find the mother she believed dead takes her on a roller-coaster journey.