Despair has seized much of the Gallian Principally, great swaths of their nation now suffers under the East Europan Imperial Alliance, their backs are against the sea with no allies coming to their aid, until now. An alliance made up of prisoners and a tribe of East Europan Cossacks arrive to give aid to the besieged Gallians, their Host offers aid, yet foes are within and without.

Benjamin Carmine was supposed to die in the Riftworm, saved through mysterious circumstances, he now faces a world of bloody evolution and new enemies that seek Humanity's destruction. The battlefield may've changed, the enemy may be different, but the duty of a Gear remains the same.