For nearly ten millennia, the [[Crimson Fists]] waged war against the enemies of mankind from their home planet of [[Rynn's World]]. And then, in one cataclysmic event, Rynn's World fell, despoiled by the hordes of the [[ork]]s. Six months later, [[Chapter Master ]] [[Pedro Kantor]] leads the shattered remnants of his [[Space Marines ]] in pursuit of a force of greenskins still clinging to life in the mountains of the devastated world. But when they are drawn into a trap, Kantor and his [[battle-brothers ]] realise that they have massively underestimated their foe...{{Fn|2}}