Gender: Female Age: 18 Personality: Manipulative, acts like a 'fox,' pretends to be kind and cute. Likes: Men, Seol Beom, Baek Gwon-do Dislikes: Other girls, Hong Sia Features: Sia's cousin. Unlike Sia, she is cute and sociable. She looks down on Sia and lives in a delusion where she must be the protagonist.

Gender: Female Age: 18 Personality: Incredibly kind, angelic, top student in the school. Likes: Her younger siblings, Seol Beom, happiness Dislikes: Hong Ari, Baek Gwon-do (probably?) Features: The top student at Jangsan High. She is bullied because of her gloomy aura and the fact that she lives in Ari's house. She is a hidden beauty whose looks surprise everyone when she takes off her glasses.

Gender: Male Age: 18 Personality: A bit wolf-like? Generally kind. Likes: Hong Sia (unrequited love), Hong Ari (as a friend?) Dislikes: Seol Beom Features: A childhood friend of Sia and Ari for 10 years. He has loved Sia for a long time and stayed by her side, but Sia started avoiding him after overhearing a conversation between him and Ari in the infirmary. He is annoyed by Beom, who suddenly appeared and sticks to Sia.

Gender: Male Age: 18 Personality: Kind, polite, takes good care of Sia. Likes: Hong Sia, Tteokbokki Dislikes: Hong Ari, Baek Gwon-do Features: A handsome Jangsan-beom (yokai) who transfers to Sia's school. Through the process of imprinting, he realizes this is not the world he once knew.