Hilo and his friends learn more about Hilo's past while they battle robots that were buried underground on Earth a thousand years ago.

"For five books, Razorwark has chased Hilo through the Universe. Now the chase is over... Being a hero isn't easy. But Hilo had no idea it would be this hard. Hilo came to earth because he was running from Razorwark. But he's done running. Razorwark has come to earth. And the time has come for one final face to face showdown. What happens will decide the fate of the robot world. . . and Hilo's future. The sacrifice will be great. But with Izzy's help,...

Everyone's favorite space boy, Hilo, is just settling into life on earth (Bowling? Knock-knock jokes? Outstanding!) when strange portals begin opening up all over town. And holy mackerel! Even stranger creatures are coming through them! But it will take more than a giant mutant chicken, a Viking hippo, a magical warrior cat, or even a few million killer vegetables to stop Team Hilo ... er, won't it? Can Hilo, DJ, and Gina figure out how to send these...

"Gina saves the world and restores the earth to what it was before magic took over"--