Gina Diggers, her were-cheetah sister Britanny, and martial artist/adventurer Ryan are on an expedition to Muthia, a lost kingdom on the floor of the Pacific. They hit troubled waters, courtesy of pre-teen genetics genius Erwin "Pee Wee" Talon and his gen-modded bodyguards. And to top it off, they arrive to find someone's beat them to it—a shapeshifting alien, no less!