Shibuya is AEGIS' star pupil, a ruthless and relentless soldier who will do anything to protect Halcyon City, no matter who she hurts.  Reversal, conversely, is a poor superhero and leader; everyone he cares about is dead, and he failed to protect them.  There is nothing they can do to change this.  Yet desperate pleas ring in their ears; faint but powerful words that may be their only hope of salvation...