Three aliens set off to find a new planet for themselves but soon Bork and Gork have forgotten all of their mother's good advice and only Nklxwcyz builds a home safe enough to withstand the Big Bad Robot in this story reminiscent of "The Three Little Pigs."

Fifteen-year-old Daniel has followed in his parents' footsteps as the Alien Hunter, exterminating beings on The List of Alien Outlaws on Terra Firma, but when he faces his first of the top ten outlaws, the very existence of Earth and another planet are at stake.