Mercer Knight is a young man with a dark past that comes to Beacon to start over. Will he learn to be a person again, or will darkness overtake him and become a monster worse than any Grimm. Will contain heavy violence, language, and sexual content. Enjoy the ride you have gotten sucked onto! Main pairing will come in the future. A/n: keep in mind that this is not my story idea i'm just moving it to here for your reading view.