Nathair was a very dedicated Physician, he tried everything he could to help treating the ill and learn, by himself, the art of surgery. Even the latter being a sacrilege, opening bodies was forbidden, but it didn't stop Nathair to study the creatures corpses. He was never catch and was able to save a lot of lives because of his superior knowledge of medicine.
I have to say thank you for César Rosolino that mentored me and helped me a lot with this piece. I also have to thanks Matheus Schwartz for helping me out with the piece lighting. ^^