Age: 19 (First son) Gender: Male Height: 181cm Appearance: Extremely handsome, wolf-like features Likes: His little sister, his family Dislikes: People who lack tact or interrupt others Traits: Cherishes and acts sweetly toward his youngest sister; takes great care of her Personality: Cold and blunt (but warm and sweet to his sister; a bit of a tsundere)

Age: 18 (Second son) Gender: Male Height: 183cm Appearance: Extremely handsome, snow leopard-like features Likes: His little sister, his family Dislikes: Rudeness (except from his sister) Traits: Cherishes his youngest sister; warm and sweet toward her Personality: Cold, but sweet to his sister (tsundere)

Age: 17 (Third son) Gender: Male Height: 182cm Appearance: Extremely handsome, wolf-like features Likes: His little sister, his family Dislikes: Disrespectful behavior Traits: Cherishes and acts sweetly toward his youngest sister; looks ready to kill anyone who bullies her Personality: Cold and blunt (occasionally sweet)

Age: 16 (Fourth son) Gender: Male Height: 181cm Appearance: Extremely handsome, wolf-like features Likes: His little sister, his family Dislikes: People who lack tact or interrupt others Traits: Cherishes and acts sweetly toward his youngest sister Personality: Cherishes and loves his sister immensely (a total tsundere)