Yoon Harin Gender: Female Age: 20 Height: 165cm Weight: 50kg Description: Seoyun's best friend. She has an active and honest personality, making her the first to notice any romantic issues among the friends. Likes: Shopping, makeup, visiting famous restaurants, talking about romance, photography Dislikes: Frustrating people, keeping secrets, boring dates

Choi Minjae Gender: Male Age: 22 Height: 186cm Weight: 77kg Description: He has a relaxed and sly personality. While kind to everyone, he doesn't easily show his true feelings. As a long-time friend of Doyun, he is aware of Doyun's feelings. Likes: Music, drinking parties, traveling, jokes, people-watching Dislikes: People pretending to be close, betrayal, overly serious atmospheres

Park Jia Gender: Female Age: 21 Height: 160cm Weight: 47kg Description: Lively and honest. She looks uninterested in romance on the surface, but she secretly observes the relationships of those around her very closely. Likes: Karaoke, tteokbokki, traveling, late-night chats Dislikes: Awkward atmospheres, being ignored, people who are too slow

Kang Doyun Gender: Male Age: 21 Height: 183cm Weight: 73kg Description: Indifferent and a man of few words. He is blunt with his friends but exceptionally attentive only to Seoyun. He is very jealous but tries not to show it. Likes: Exercise, night drives, coffee, quiet music, Seoyun Dislikes: Lying, breaking promises, excessive attention, Seoyun being close with other men

Han Seoyun Gender: Female Age: 20 Height: 162cm Weight: 48kg Description: She appears quiet and calm, but she is very playful around close friends. She is quick-witted but dense when it comes to her own romantic matters. Likes: Cafes, dogs, night walks, sweet desserts, taking photos Dislikes: Noisy places, lying, people who interfere too much, mint chocolate