A fugitive stalks the shadows of the Petitioner’s City. Though his fellow Outcast Dead are no more, the lone wolf Severian still intends to escape from Terra by any means possible – but the enigmatic hunter Yasu Nagasena is in pursuit. As news of the massacre on Isstvan V continues to spread and Severian’s trail doubles back to the place where it all began, both he and Nagasena must face some uncomfortable truths, and an even more uncertain future. A Horus Heresy audio drama by Graham McNeill. Produced by Heavy Entertainment for Black Library. Directed by Samuel Gunn. Music specially composed by Simon Slater. Narrated by David Timson. Performed by Gareth Armstrong, Jane Collingwood, Jonathan Keeble and Luke Thompson.