Red dragon

Naga lived happily under Draco, the first king. They discovered portals leading all over the universe. Naga did not make all of the discoveries. The most important of all the portals was the time portal to Earth. Naga used it constantly to choose riders.
Draco, sitting on his grand throne, had an idea. Since Naga and humans are together so much, why not turn one into the other?
He sponsored a group of Naga to conduct the experiments. These Naga searched out humans, eho were then taken to the palace. The Naga extracted a sample of DNA from each of the humans. Volunteers then...