Elmo is assigned to guard the American T-Rex, a prototype of high-tech computerized assault vehicle. Bored and lonely , Elmo bullies Peter to sneak the T-Rex and drive it to meet up with their girlfriends Mae (Nancy Castiglione) and Judy (Jenny Miller). Elmo and Peter’s misdemeanor reaches their troop leader, Sarge (Eddie Garcia), who immediately rounds up the rest of the misfits to track down the disobedient soldiers.
In their search, Sarge and his group unwittingly enter the territory of the rebels who take them hostage. Sarge escapes the rebel camp and radios for help. The T-Rex pick’s up Sarge SOS. With Peter, Mae, and Judy, the guilt stricken, Elmo hatches a plan to save their friends. What results is a rescue and attack mission of wacky proportions