Сетте

Along with Otto and Deed, Sette was one of the last Numbers to be completed. Nevertheless, she possess outstanding fighting capacities, proven by the fact that she helped Tre take down an army of TSAB Air Forces' mages during her first real-life combat experience. She was tutored by Tre, who gave her a strict and severe training. Because of that, Sette has great respect for the older woman and even share some of her personality traits.

-Wikipedia-