Fenrys is a member of Maeve's Cadre. He has a twin brother named Connall, who is also part of the Cadre. Fenrys took the blood oath to Maeve after learning that Connall took the oath to step out of his shadow. He is serving Maeve in bed to keep his twin from her clutches. It is no secret that Fenrys despises Maeve and the blood oath.