Crockett thinks that a wealthy industrialist's son nailed in a heroin bust could lead them to bigger connections in the supply network.

Lt. Castillo must bring down his old enemy, who has passed his organization to his grandsons. They have kidnapped Castillo's long-lost wife to ensure their escape from prosecution.

Switek and Zito use two of their favorite informants to set up a transaction with a stolen goods dealer.