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.
A typical morning at a coffee shop turns into a nightmare when a car collides into it, leaving one person dead and many injured. But what appears to be a car's accidental loss of control is soon exposed to be more.
S4E402 39 min
