Ashes of the fallen: Bound by the flame

A short story about a fantasy world filled with devils and humans in the present. And so, as the devils pact increased. The humans decided to finally fight back, creating an organization called "Bureau of Devils Extinction" (BDE) an organization that aims to eradicate every last devil in the world. And so in the process, two lovers who started as partners in hunting fell in love and soon became lovers. How will their fate bound? And how will their fate fall?