The Raven Guard have arrived at Isstvan V to rescue Corax and other survivors of the treacherous Dropsite Massacre, but the enemy still encircle the world. As starships clash in fierce void war and the life of a primarch hangs in the balance, the key to victory lies in the hands of one Space Marine in the rebel fleet, a warrior who is not what he appears. A short story from the Age of Darkness anthology.