Aramis cross-dresses as a man to join the King's Musketeers, a significant adaptation from the original novels. Her true identity faces recurring near-exposure, comically protected to maintain her position. She retains traits like an affinity for intrigue and romantic involvements consistent with the source material.

Her backstory involves antagonist Manson, revealed to have murdered Aramis's fiancée. This personal history drives Aramis's motivations during the conflict with the Man in the Iron Mask, culminating in Manson's demise via a Disney Villain Death during their confrontation.

Within the Iron Mask storyline, Aramis experiences notable development. At a critical juncture, she betrays the musketeers by accepting Tréville's leadership position after Athos, Porthos, and Tréville resign in protest during the "Darkest Hour" crisis, temporarily isolating her. Later, Aramis participates in the climactic battles against the Iron Mask and his forces, including Manson.

Aramis maintains close bonds with Athos, Porthos, and d'Artagnan throughout the series, adhering to "All for one, and one for all." Her interactions with d'Artagnan include collaborative missions, such as evading pursuit by Captain Rochefort where Aramis assists their escape.