Michael stops to offer a stranded Army Lieutenant a lift, only to learn when they arrive at her base that her father has died under mysterious circumstances. With the events surrounding the death highly suspicious, Michael decides to investigate.

Michael investigates the mysterious deaths of members of an exclusive club for geniuses, involved in an archaeological dig.

Michael tries to catch hijackers who are knocking off shipments carried by independent truckers.

There's thunder out of the blue when Michael and KITT square off against a futuristic attack helicopter in the hands of mercenaries.

KITT is the bait in Michael's plan to trap customized-car thieves. Suspects found at a traveling custom-car show. Subplot--a couple of inept car thieves try to steal KITT with startling results.