Jeffrey Kilgore is found murdered after destroying the Speicher Chumash, which had been brought to America from Poland years earlier. Green and Fontana follow the trail of evidence to Barry Speicher, who confesses to the murder, but it's his cousin Eric that McCoy has his eye on after Barry's wife tells them that Eric had everything to gain by Barry going to prison. McCoy and Borgia pursue the matter to trial, but their star witness turns on them.