They say you never realize what you've lost until it's gone. It's even worse when its taken from you. Without warning, and without any chance to stop it, Blitzo has lost someone close to him. Someone who held such an important place in his heart that it cannot be filled. Except by one thing: Revenge. Take something from a man and he'll go through hell to avenge what he has lost. Take something from an imp who kills for a living and not even hell will protect you from him. (Note: This Story can be followed also on Archive of Our Own and Fanfiction.net