Mercedes is a student at the Officer's Academy who is from the Holy Kingdom of Faerghus and is a member of the Blue Lions. She possesses a minor Crest of Lamine. Mercedes was born a noble in the Adrestian Empire, but grew up as a commoner in Faerghus. Before attending the Officer's Academy, she attended a Magical Academy in the capital. She is slightly older than the other students. She's a close friend of Annette, whom she met at the Magical Academy. Mercedes is a kind girl who watches her surroundings closely and can't ignore people in need.