A man and his girlfriend plan to rob the mansion of the man's eccentric but wealthy aunt. However, the aunt keeps dozens of cats in her home, and the man is deathly afraid of cats.

While attempting to flee from the FBI, the criminal Frank Dallio kills Detective McKenna's wife, Rachel. McKenna himself is shot in the face by the professional killer Lyle Mason, who dies in a car crash shortly thereafter. The FBI persuades McKenna to undergo facial surgery and take the place of Lyle Mason in order to find Dallio and a valuable microchip.