Saving Time

Since the climatic events of Patrick Escott's gripping and taut sequel, 'Wasting Time', Penner and Pavel have been thrown back in time to a primitive and dark age. They now have to make their way back to their own time, trying to undo the damage caused by Chekhov's technology, and evading amoral and mysterious agents. Is their mission just a waste of time, or will they be able to save it?