The Aegidan Oath

Synopsis

Almost a thousand years after the Great Heresy, the apparently insignificant backwater world of Sotha has been all but forgotten, out on the Eastern Fringe. Why, then, are warriors of the Ultramarines treading the overgrown paths to Mount Pharos once more? Chaplain Segas has been charged with a most solemn duty - to erase the last evidence of Roboute Guilliman’s greatest mistake, by dealing with the venerable Captain Oberdeii once and for all...