When Dr. Gordon interrupts a robbery, hooligans take first him, than Vicky captive. Needing his medical skills for one of their mates, they refuse to release them. It is up to Kevin, Albert and Black Beauty to rescue them.

When the Gordon's neighbor Lady Faulkner discovers her racing horses are being drugged, their curiosity gets the best of them. After Dr. Gordon is attacked and Albert rescues the constable from a well, the pieces start to come together. But it's Black Beauty who delivers the decisive moment.