Harry Potter and the Neon Tablet

What if Remus died at the Department of Mysteries instead of Sirius? What if Sirius and Harry dueled Voldemort alongside Dumbledore? Embarrassed at being bested by a schoolboy, Voldemort begins seeking methods to gain more power, altering his plans while Harry finds himself growing closer to Tonks, becoming more like the Auror he hopes to be. HP/NT