Ubros has been to the Earth and prepared it for the generations of humans to come. The planet had been cleansed by a huge asteroid sent to the Earth by the alien. Now, humans are evolving at a pace not intended naturally, but helped by Ubros. Their intelligence and physical characteristics have been improved by a sophisticated transition process. He, along with another alien, a female he saved from a faraway world after it was invaded by a hostile force, are now leaving Earth. Ubros' mission is to find and punish the alien invaders who had planned to make Earth their own. He had previously...