A CIA agent is sent to get Professor Braun before the KGB can seize him as the Prof's knowledge, together with a recently stolen diamond, could be used to make a laser cannon.
Xixo is back again. This time, his children accidentally stow away on a fast-moving poachers' truck, unable to get off, and Xixo sets out to rescue them. Along the way, he encounters a couple of soldiers trying to capture each other and a pilot and passenger of a small plane, who are each having a few problems of their own.
When her archaeologist father disappears on an expedition, Wanda sets out to look for him. What she finds is a secret underground world, where no one believes in life on the surface and where she and her father are taken for spies.
Jackson is back, and now he has a new partner, karate champion Sean, as they must face a deadly terrorist known as "The Cobra", who has infected Sean with a virus. Sean and Jackson have no choice but to fight the Cobra and his bands of ninjas.