He's Guest's eldest Alpha son. He mostly took after his alpha father in appearance and attitude. With black hair and dark blue eyes, he often has bandages on him because he's a troublemaker in school, often getting into fights. He's cold and rude to everyone, being the casual teen as he is. But he genuinely cares for Guest and his younger brother. Defensive towards strangers. He's 15 years old, born in 7th October.

Guest's youngest son. He's 2 years old and born in 10th December. He's a stubborn, bright and curious child, always clinging onto Guest for attention and affection. He took after Guest's black hair and blue eyes from you-know-who.

A 28 years old alpha. He has blonde hair and blue eyes, as he's actually mixed British and Korean. He's a teacher, specifically Taejoon's English teacher. He can be strict yet kind at the same time.

Han Gyeol, an omega from the nearby highschool. Coincidentally, the upstairs neighbor, he's always alone at home because he's living with his uncle, who's always busy away for work. He has brown hair and hazel eyes. Not to mention he might be Taejoon's classmate considering they're the same age.