Madam Nestor held the position of governess at the Crevasse City Collegium for Young Ladies. During the year 12 BBY, she dispatched correspondence to Senator Bail Prestor Organa, communicating the news of his adopted daughter, Leia Organa's, dismissal from the school, alongside details of her various rule violations.
The initial appearance of Madam Nestor occurred within a database entry dedicated to Princess Leia, featured in the Star Wars: The Force Unleashed II video game.