Mariella is a supporting character in the anime La storia della Arcana Famiglia. She serves as one of the maids attending to Felicità, the daughter of the organization's leader. Mariella has brown eyes and brown hair that she wears in a loose, low ponytail, with a fringe that covers the right side of her face. She is the most mature of the maids and often takes the lead in managing their duties, carrying herself in a dignified and ladylike manner. Her role in the story is to provide support to Felicità, handling household responsibilities and ensuring the smooth running of the mansion. She is part of a trio of maids and interacts primarily with Felicità and the other household staff. Mariella's motivation is rooted in her dedication to her work and her loyalty to the family she serves. There is no indication of personal goals, arcana powers, or significant character development within the series. Her relationships are defined by her professional role, and she remains a steady, reliable presence in the background.