A case of mistaken identity provides tragic circumstances when a hit goes wrong; Regan and Carter manage to break the hit-and-run ring, and then try to stop another accident.

Regan knows the identity of a robber, but has a difficult time proving his guilt.

Regan discovers that successful people will stop at nothing to keep skeletons buried.

Regan and Carter get caught up in a plot to prevent a foreign head of state from getting his hands on an experimental drug to treat his heart condition.