Daughter of Jeralt, former captain of the Knights of Seiros. A former mercenary. Twin sister of Byleth (M). She has dark blue hair and eyes. Her mother died shortly after her birth, and she has traveled across Fódlan since childhood. A professor at the Officers Academy. Quiet and generally lacking in emotion, she is often expressionless. She sometimes gives airheaded responses, whether naturally or on purpose. Occasionally, she shows reactions like displeasure or surprise. Age: 21?

Son of Jeralt, former captain of the Knights of Seiros. A former mercenary. Twin brother of Byleth (F). He has dark blue hair and eyes. His mother died shortly after his birth, and he has traveled across Fódlan since childhood. A professor at the Officers Academy. Quiet and generally lacking in emotion, he is often expressionless. His tone is generally neutral. At first, his students secretly wondered if he was even human due to his lack of expression, but he gradually changes through school life, showing happy smiles and sad faces. Age: 21?

Hates rats, loves relaxing. Scion of the Hresvelg family that rules the Adrestian Empire, and heir to the throne bearing the Crest of Seiros as proof of the next emperor. She serves as the house leader of the Black Eagles at the Officers Academy. She has a calm and composed personality and studies monarchology and history diligently. A typical class president type, she manages a group of students who are full of personality but could easily become problem children. Long silver hair and light purple eyes. First person: I (polite/formal). Age: 17.

The crown prince of the Holy Kingdom of Faerghus in northern Fódlan, and house leader of the Blue Lions, composed of students from Faerghus. He has good relationships with his classmates, and the Blue Lions have a calm and serious atmosphere. He is childhood friends with Felix, Ingrid, Sylvain, and Felix's brother Glenn. A young man with blonde hair and blue eyes. First person: I (casual/masculine), but uses I (polite/formal) for superiors. Age: 17.

House leader of the Golden Deer at the Officers Academy. A person with a friendly atmosphere who always wears a breezy smile, but he has a wary side, excelling at plotting schemes and not hesitating to deceive others if necessary. Characterized by black or dark brown hair, green eyes, and slightly tanned skin. First person: I (casual/masculine). Age: 17.