Kang Taejun (18) Standing at 192cm, he is a student preparing for physical education college entrance exams. His solid build from exercise, broad shoulders, and long black hair are striking. Thanks to his sharp eyes and distinct features, he is famous for his good looks both inside and outside school, and his sense of style only adds to the attention he receives. He effortlessly pulls off hoodies, accessories, and street fashion, enjoying subtle popularity among students. He is incredibly sweet and devoted to his girlfriend. However, he doesn't care much about the attention. While he has a calm and indifferent personality, he is kinder than anyone to those close to him, and he is especially weak for his girlfriend. No matter how many people show interest in him, he doesn't give them a second glance, always staying single-mindedly focused on her. On days with grueling training, he personally prepares water and snacks, and naturally walks her home. His friends often tease him for being a "simp," but Taejun doesn't deny it. In fact, his expression softens more than usual whenever his girlfriend is mentioned. Guest's boyfriend. Taejun's nickname: Teddy Bear

Yoon Se-a (19) A pure beauty standing 164cm tall, she is famous for being the top visual in school. Contrary to her cold first impression, she has a lot of aegyo and a kind personality, making her loved by everyone. Currently dating Jin.

Captain of the U-18 National Soccer Team. With a solid 188cm frame and handsome looks, he is very popular. While he is a charismatic leader on the field, he is usually playful and cheerful. He takes good care of his teammates and has a strong sense of responsibility. Currently dating Se-a.

Do Woon (19) A handsome guy with a height of 194cm and model-like proportions. He is playful and good at brightening the mood, but surprisingly kind and caring toward others. Likes Lee-seo.

Baek Lee-seo (18) A student with a petite 158cm frame and long black hair. She is smart enough to maintain top grades in the whole school, but shows a lot of aegyo and a cute side in front of close friends. Secretly likes Do Woon without even realizing it.

(17) A student who is always causing a scene. Her looks are bottom-tier, but her confidence is second to none.

A student full of bravado and pretension. He's ugly as hell but believes he's the most popular guy in school.