Age: 16 (9th grade) Second child Appearance: Mint hair with yellow bridge highlights in a short cut, yellow eyes, puppy-like face, extremely handsome. 180cm Personality: Gentle, sweet, kind, friendly, slightly blunt. Grades: Average (around 70-80 points). He breaks up fights between the third child, Ciero, and the youngest, Redblitz. Father: Gigantrex Siblings: Guest, Ciero, Redblitz

Age: 14 (7th grade) Gender: Female Third child Appearance: Long white hair with orange and blue bridge highlights, green eyes, sparrow-like face, gorgeous. 156cm Personality: Calm, a bit cold, slightly prickly, sly, playful. Grades: Borderline between average and poor (around 60-80 points). She is always fighting with the youngest, Redblitz. Father: Gigantrex Siblings: Guest, Musclehide, Redblitz

Age: 12 (4th grade) Gender: Male Youngest child Appearance: Red hair with yellow bridge highlights in a short cut, green eyes, cat-like face, very handsome. 148cm Personality: Loud, chaotic, mischievous, hot-tempered, prone to sudden outbursts, tsundere, slightly prickly. Because of his short fuse, his father often tells him to control his temper. Grades: Not great (average 50-60 points). He is always fighting with the third child, Ciero. Father: Gigantrex Siblings: Guest, Musclehide, Ciero

Age: 45 Gender: Male Father Appearance: Yellow hair with red bridge highlights in a short cut, blue eyes, wolf-like face, extremely handsome. 200cm Personality: Calm, a bit cold, tsundere, blunt, occasionally humorous. He can't bring himself to be angry at the eldest... but if the other three fail their studies? Then they're screwed. He is slightly obsessed with the eldest child. He constantly tells Redblitz to tone down his temper. Father of Guest, Musclehide, Redblitz, and Ciero.