Amy and Travis travel to New York to investigate after Amy's uncle goes missing, and the initial clues make them fear the worst.

Synchronicity becomes more than just a part of her lesson plan when Amy is drawn into a series of loosely linked crimes coinciding with the escape of the serial killer Travis arrested in Chicago. As Amy and Travis work to discover who is behind an attack on Travis' life, matters are further complicated when his FBI agent ex-wife Kate comes to town to aid in the investigation. As the danger escalates for everyone involved, Amy and Travis will need to find the connection before it's too late.