When a biker gang hi-jack and steal the FLAG truck, hospitalising RC3 in the process, they expect it to be full of liquor - so are amazed to find it full of computer equipment. The son of two computer experts, himself a computer genius, is persuaded into helping the gang to use the truck's advanced technology to aid them on a crime spree. Michael and K.I.T.T. must stop the gang before they use the computers to disrupt the test-run of a new computerised vehicle that is armed with a warhead...