Iris X. Stellamaris stands apart from many in the magical community, as she does not look down on individuals who cannot use magic. Instead, she values usefulness over magical ability, stating that she respects people based on their capabilities rather than their inherent power. This pragmatic mindset allows her to assess others fairly, making her a more open-minded figure compared to many of her peers.

While in disguise, Iris acts as a junior, adopting a more casual and unassuming demeanor. However, in reality, she possesses a serious personality, approaching her duties as a Watcher with professionalism and keen observation. Her interest in Will Serfort was sparked after hearing about him from Elfaria Albis Serfort, leading her to take notice of his potential and unique abilities.

Iris X. Stellamaris has long, light-colored hair, which she styles differently depending on her role. While in disguise at Regarden Magical Academy, she tied her hair into two ponytails and wore glasses, giving her the appearance of a typical student. Her outfit consisted of the academy uniform, which includes a light-colored top, a dark-colored skirt, a student robe, and a bolo tie. This disguise allowed her to blend in seamlessly among the students while carrying out her duties as a Watcher.

As a Watcher for Magia Vander, Iris was trained from a young age to analyze, document, and regulate magical artifacts and occurrences. Her skills in magical detection, archeological excavation, and theoretical analysis set her apart as a prodigy within her field. Over time, she gained recognition for her ability to decode complex magical texts and predict supernatural anomalies.

Her precise and methodical nature led her to special assignments, where she was tasked with overseeing high-risk magical discoveries and preventing forbidden magic from falling into the wrong hands. Through her work, Iris has encountered numerous mages, warriors, and organizations, each influencing her ever-expanding understanding of magic’s role in the world.

Iris serves as a key figure in the uncovering of magical secrets, often appearing in moments of major magical discoveries. Whether as an ally, neutral observer, or potential adversary, she provides critical information and insights that shape the protagonist’s journey.

Her connection to Magia Vander ties her to the larger magical power struggles, and depending on the situation, she may aid in sealing dangerous magic, investigate forbidden artifacts, or prevent catastrophic misuse of supernatural forces. While she does not often engage in direct combat, her knowledge and magical expertise make her an essential presence in conflicts involving high-level magic and hidden knowledge.