Though the explorers find a gateway that can transport them back home, following them are enemies: one who doesn't want them to return, and one who does but wants them to bring a deadly virus with them.

Deep in the jungle, Marguerite, Challenger and Malone come upon a half-buried, mummified corpse. They are shocked when it shows signs of life. They learn the would-be corpse, Ramses, is Egyptian royalty.