Murdered criminals. Flawless forgeries. Encrypted operas.

The murder of an opera house director forces world-renowned nonverbal communications expert Doctor Genevieve Lenard and her team into an impossible position: protecting notorious criminals—from what appears to be a serial killer.

Genevieve plunges into the world of opera, uncovering secrets that a group of organised crime leaders would do anything to keep hidden. She cannot allow her previous case, unreliable witnesses or conflict with her team to distract her. Not if she wants to prevent many innocent lives being lost in a shocking grand finale.