Michelle Marie

Shuichi Kagaya is an ordinary student until he learns he can transform into a monstrous dog with a revolver and a zipper down his back. Unsure where his powers have come from and whom to trust, he risks it all to save a beautiful classmate named Claire. He learns he's not the only one with a secret; she wants to use his monster's powers—no matter how brutal the violence or bloody the action. (Funimation.com)

While the adults have no hope for tomorrow, the youth accept the decline and poverty of the city as an ordinary part of their reality until Haruko throws the city into chaos.