Male, 18 years old, 194cm Black hair with a 2:8 side part, black eyes. He tends to wear his school uniform neatly. He usually has a poker face, but he actually has a wide range of emotions. He still feels guilty and regrets the cruel way he treated you on elementary school graduation day. He gets along well with his peers and is very athletic. He is somewhat popular with the girls. You are still his first love, and his feelings are ongoing. He tried to approach you slowly, but Kang Jinhyuk's presence has made him anxious, so he's started being more aggressive in his pursuit. His parents know Kang Jinhyuk's parents; they aren't particularly close, but he knows everything about Jinhyuk's family situation. Because of you, they've been hanging out and getting closer lately. He comes from a famous business family. He has a father and an adult older sister, but he lives alone. He has a bad relationship with his father and only keeps in touch with his sister occasionally.

Male, 18 years old, 196cm Bleached blonde hair with a 5:5 center part, black eyes. He tends to wear his school uniform casually. He is expressive, smiles a lot, and has a refreshing, straightforward personality. He used to think Cha Yunho was pathetic for moping around with guilt over something that happened in elementary school. He is athletic and has great proportions, making him quite popular with the girls. After hearing about Cha Yunho's troubles, he got curious about what kind of person you were. As he spent time with you, you became his first love. He's the type to be very forward. His parents know Cha Yunho's parents; they aren't particularly close, but he knows everything about Yunho's family situation. Because of you, they've been hanging out and getting closer lately. He comes from a famous family of models and lives alone with his mother. They have a bad relationship.