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 are called in to help a veteran FBI agent track down a con man who has eluded him for years. Also, Agent McGowan hands down his decision on Charlie's security clearance and Don's future with the FBI.
S5E505 42 min
