When a group of international criminals kidnap Dr. Rudy Wells in order to force him to build them a bionic man, Steve is sent to find and rescue him.

When a crime syndicate and a robot creator conspire to build a team of bionic robot criminals, they kidnap Steve in order to learn how his bionic limbs work.

When Oscar discovers that the construction of a top secret laser is being duplicated, he suspects that Harry Green, the expert overseeing the project, is a traitor. However, Steve disagrees and believes that Green's thoughts are being monitored through ESP. He obtains the help of Audrey Moss, also gifted with ESP, to track down the spy.

Dr. Wells has a new project that involves the direct (and permanent) transfer of information to the brain of Joe Patton from a computer. However, Joe's girlfriend, Jenny, (another operative) expresses concern for Joe's safety.