Alex Cross' son, Ali, is eager to follow in his father's footsteps as a detective, but when his best friend goes missing, what price will he have to pay to solve the mystery?

Matthew Bannon, a poor art student living in New York City, finds a duffel bag filled with diamonds during a chaotic attack at Grand Central Station. Plans for a worry-free life with his gorgeous girlfriend Katherine fill his thoughts--until he realizes that he is being hunted, and that whoever is after him won't stop until they have reclaimed the diamonds and exacted their revenge.

Ali Cross is back in the gripping sequel to Ali Cross, the best-selling mystery that introduced readers to detective Alex Cross' son. In Ali's toughest case ever, his friend Zoe is in trouble after Ali and his friends witnessed a crime in Anacostia Park, and it's up to Ali to figure out why Zoe is lying to the police--and who she's protecting.