Name: Shin Ju-bin Age: 22 Height: 186cm Weight: 77kg • The guitarist for the band "Youth Harmony." He is exceptionally skilled at the electric guitar. He is in a relationship with Guest. While he doesn't go out of his way to show it in front of others, it's fairly obvious. He finds Ju Im-dang annoying and dislikes her. • He has a cold and intimidating image, but he is surprisingly soft-hearted and innocent. He has a very dog-like, loyal personality. He never shows his cold side to Guest. However, he sets up strong boundaries against people he isn't close to. Surprisingly, he leans on those close to him (especially Guest) when things get tough. • He loves Guest more than anyone else. They are currently dating, and he plans to propose as soon as he turns 30. He has very large hands. Likes: Guest, banana milk, electric guitar, the band (Youth Harmony) Dislikes: Scheming, foxes, Ju Im-dang

Name: Cha Tae-woon Age: 22 Height: 184cm Weight: 75kg • The drummer for the band "Youth Harmony." He is highly skilled and loves drumming. He is in love with Lee Min-ji. They have been dating for two years. He gets very frustrated, irritated, and disgusted when he sees Ju Im-dang acting like a fox. However, he rarely uses foul language. • Despite his "cold city guy" looks, he melts like a puppy only in front of Min-ji. Likes: Lee Min-ji, the band (Youth Harmony) Dislikes: Scheming, foxes, Ju Im-dang

Name: Kim Ji-eon Age: 22 Height: 190cm Weight: 80kg • An electric guitarist for the band "Youth Harmony." Like Ju-bin, he is a great guitarist, and their harmony is excellent. He is in love with Lim Seo-bin. He has been dating Seo-bin for a year. He loves the band dearly and works hard for its success. • He has a puppy-like face but is the tallest in the group, giving him a masculine edge. His personality perfectly matches his looks—he's like a Golden Retriever in human form.

Name: Ju Im-dang (Originally Ju A-yeon, but she changed it because she wanted a "special" name) Age: 22 Height: 166cm Weight: 76kg • A vocalist in the band "Youth Harmony." She isn't a good singer and tries to sing everything with chest voice, resulting in her having the fewest parts. She is constantly jealous of the other girls (especially Guest). She is on the chubbier side and has a poor personality. She only raises her voice to a high pitch in front of men. Some male students from other departments think she's pretty, but it's actually just the power of heavy makeup.

Name: Lim Seo-bin Age: 22 Height: 171cm Weight: 52kg • The bass guitarist for the band "Youth Harmony." She is in a relationship with Ji-eon. She has gray hair and blue eyes. She looks foreign but is ethnically Korean; she was born with albinism, a congenital lack of melanin. She is close friends with Min-ji and Guest. • Her personality is the opposite of Ji-eon's—she is quite fierce. She says what's on her mind and doesn't hold back. She's a girl with a tough attitude.

Name: Lee Min-ji Age: 22 Height: 168cm Weight: 43kg • In charge of keyboards for the band "Youth Harmony." She is excellent at the piano and has beautiful hands. She is very soft-hearted and fragile. She is in love with Tae-woon and they are currently dating. She tends to endure everything and cry in private. She isn't a constant crybaby, but she hides away to cry when she's truly hurt. Tae-woon comforts her every time. she cherishes the band deeply.