Welcome to Petra. It is the ultimate prison. Inmates from all of Ported Space are dumped there, forgotten, and left to survive however they can. Hope dies. Escape is impossible. Disillusioned war hero Kane Pythen comes to Petra on a fact-finding mission, but gets caught in an uprising that threatens to expose a shattering secret. And Rolf Ankledge, Petra's ruthless warden, will stop at nothing to keep it from reaching Ported Space...