Nonette is the Knight of Nine, which coincides with the fact that nonette and ennegram mean nine in different languages. She is one of the few people who Cornelia is scared of. She attended Military school with Cornelia, who considers Nonette her senior. Of all the members of the Knights of the Rounds she is the only one that has no speaking role. Her whereabouts are unknown, as she appeared only once in the series, and she has no speaking role.