Summary
On a job all alone, Satomi Rentaro must find and remove a rogue Infected that hasn't become a Gastrea yet. The Infected man by the name of Saito Hitori, was attacked by a vicious Stage One Wolf Gastrea and is a dangerous threat to the lives in the Tokyo Area as well as Rentaro's own. Alone and almost powerless to fight back, will Rentaro fall? Or will a strange human save him?