Car club members are being blamed for a string of burglaries that coincide with their weekend visits to a coastal community. Subplot--Manny tries to sell a car security system to Michael.

Michael is pursued by an international criminal who knows Michael's former identity and wants revenge. A woman who claims her talking teddy bear toy design has been stolen wants Michael to break in and recover it, is in cahoots.

Michael hopes to flush out a futuristic sports car by challenging its murderous owner to a street race--with KITT as the prize.

KITT's evil prototype Karr returns, seeking to destroy Michael and KITT with a new laser stolen from the Foundation

An international criminal rigs the Government's space weapons headquarters to blow up after construction is completed.

Michael discovers that prison inmates were used to steal security plans for a hotel that is hosting a defense conference.