Aida Amethis is a supporting character in the anime Always a Catch!. She is a noblewoman from the Amethis ducal family, which resides in the Kingdom of Rubini. Maria Annovazzi, the protagonist of the series, stays at Aida’s residence during her time in the kingdom, as the two share a family connection.

In terms of personality, Aida is portrayed as the picture of a true noblewoman. Her demeanor is the opposite of Maria’s headstrong and tomboyish nature. Aida is described as graceful, calm, and dignified, embodying the elegance expected of a high-ranking noble. Her role in the story is primarily as a secondary character, and she is known to be the fiancée of Placido di Rubini, the second prince of the Kingdom of Rubini. No information is available regarding her specific motivations, development throughout the story, or notable abilities.