As has been previously said, she's probably an important Council member, and at the very least a notable member of the Camaron Dynasty, whom have many high profile members who are not all or even mostly necessarily evil or power hungry. She's obviously a person Ocato trusts enough to visit the Imperial Library and read an Elder Scroll, as I'd imagine all such arrangements must meet the approval of the Head of State, whomever that happens to be at the time.