"Twenty years ago, the colonists of the planet Avalon waged a desperate war against the terrifying grendels. The battle was bloody and brutal, but the humans triumphed, building a haven for themselves on their island capital of Camelot. Now the colony is flourishing, but a rift has grown between those who remember all too well the horrors of the grendel wars and the youngsters, who yearn for excitement and adventure and dream of claiming the entire planet for human kind. But the dangers awaiting them on the mainland are far greater than anyone could imagine, for lurking there is something even worse than grendels ... something that eats grendels"--Page 4 of cover.