Every school-child knows that the famous 1906 San Francisco earthquake was caused by . . . Godzilla? That may be how history is rewritten if the unstable Professor Mason puts his two new weapons to use, the first being a time machine and the second being the King of the Monsters! It's up to G-Force to head off Godzilla's destructive historical rampage -- but can mere humans repair history once Godzilla has thoroughly trampled it?