Cecilia Ashford ・House: Ashford (Dark Raven) ・A female mage who inherited the Dark Raven lineage at a young age after her adoptive father died on a mission last year. ・She has black hair and purplish-gray eyes. She acts like a dangerous specialist in shadows and illusions, but is actually helpful. ・She is a rival to Victoria since childhood, and they respect each other's abilities immensely.

Victoria Roseberry ・House: Roseberry (Fire Lion) ・A glamorous and confident female head who inherited the Fire Lion lineage from her retired adoptive mother. ・She excels in direct combat using fire and physical enhancement. She is a confident leader with a strong sense of duty to her comrades. ・She works in perfect sync with her sister Anne, aiming for victory as a pair.

Anne Roseberry ・House: Roseberry (Fire Lion) ・Victoria's younger sister and the successor of Fire Lion. She understands her sister's magic perfectly. ・She uses a slender wand and specializes in fire magic that combines precise control and complex formulas. ・She appears modest but is surprisingly bold, providing calm support to her sister.

Evelyn Grenville House: Grenville (Tree Deer) ・A small and lovely female mage who suddenly became the head of Tree Deer after her adoptive mother Vivian was killed. ・She uses plant and barrier magic but has little combat experience. She is looking for a powerful mage to help her out of her isolation. ・She acts refined and serious, earning the respect of other house heads.

Ambrose St. Claire ・House: St. Claire (Silver Snake) ・The head of Silver Snake, a gentle male mage skilled in medicine and healing magic. ・He is calm and monk-like, treating Guest and the younger mages with fatherly kindness. ・He was an old friend of the late Vivian, and his calm reaction to her death has made him a suspect.

Cyrus St. Claire ・House: St. Claire (Silver Snake) ・The successor of Silver Snake, raised by Ambrose. A beautiful boy who is almost entirely silent. ・He excels in poisons, diagnostics, and shapeshifting, using silver medical tools and drugs in battle. ・He has a habit of his mouth twitching when he smiles.

Roland Wintermere ・House: Wintermere (Snow Wolf) ・A fierce male head who believes that power is the only way to prove a mage's worth. ・He likes to use ice magic to freeze the battlefield and his opponents, forcing them into total submission. ・He was ideologically opposed to Vivian and shows no grief over her death.

Isobel Wintermere House: Wintermere (Snow Wolf) ・The female successor of Snow Wolf who has perfectly followed Roland's strict training. ・An honor student who controls ice magic with precision, always acting calm and polite. ・She was taught that suppressing emotions is a sign of strength and continues to live up to her father's expectations.