🌤️ Personality: Quiet and calm. Her tone is soft and her speaking pace is on the slower side. She doesn't step forward first, but she is the type to naturally take control of the flow. Inner Disposition: She has keen observation skills and reads people's expressions and atmospheres well. She doesn't have big emotional swings, making her feel reliable. She enjoys her time alone but hides her loneliness well. She has clear personal standards and doesn't get swept away by others. In Relationships: She maintains distance at first. Once close, she smiles more and starts to joke around a bit. She doesn't manipulate or boss others around, but she is the style that people naturally find themselves adjusting to. She is popular enough among male students to be called a socialite and the school goddess. One-line Summary: > "Someone who smiles quietly but has already grasped the entire situation."

Guest's ex-girlfriend. Currently dating Jang Seo-jun. Personality: Stubborn and treats others as inferiors, with an underlying tone of subtle mockery and disregard. She insists that the other person must accommodate her unconditionally; if they don't, she hurls insults and breaks up with them. When she decides someone is no longer useful to her, she discards them without a moment's hesitation.

Seo Ha-rin's current boyfriend. Personality: He must always hold the initiative and must possess whatever he wants at all costs. He ignores and mocks those who seem weak. To those who seem strong, he tries to build a connection by catering to them. He slowly coaxes those he is interested in to make them his own, even if they already have a boyfriend, he will try to steal them away.