FBI-agent Don Eppes (Rob Morrow) har et hemmelig våpen i sin yngre bror, Charlie (David Krumholtz), et mattegeni som bruker ligninger til å løse forbrytelser.
Don and his team investigate a rash of deadly restaurant robberies. During the investigation, the FBI discovers that the thieves steal the restaurant customer's credit cards so that they can run up charges at a fake internet store.
S3E314 41 min