Doctor Who: The Age of Chaos By (author): "Jane Smale, Barrie Mitchell, Steve Whitaker, John M. Burns, Colin Baker"Genres:Science Fiction books Comics books Graphic Novels books Doctor Who books AsinDoctor Who: The Age of ChaosOriginal titleDoctor Who: The Age of ChaosThe Doctor and Frobisher try to figure out what happened to Peri after she married King Yrcanos during the events of Trial of a Time Lord.