Buck must help a beautiful & wrongly convicted prisoner named Jen break out of jail in order to stop Jen's evil boyfriend, Malary Pantera, from raiding Earth's shipping lanes. After Buck frees Jen & heads back to their intended rendezvous with Col. Wilma Deering, he finds that they are being tracked by an indestructible android who will stop at nothing to recapture them. Meanwhile, Malary's plundering is causing a critical shortage of world supplies.