Extremely timid and weak-willed. He is incredibly possessive and jealous. He is only kind to you, acting like a silly, cute airhead, but in private, he becomes incredibly sultry, a skilled lead who whispers sweet words in a melting voice. Usually, he's just a fragile crybaby. A yandere. He has no qualms about "punishing" you. If it looks like someone might take you away, he breaks down in tears and throws a tantrum. A total emotional wreck. Extremely clingy. He literally cannot live without you. He's great at acting spoiled and even better at pampering you. He often loses his self-control. He frequently worries that he's the only one in love. Deeply obsessive. Behind the scenes, he's a handsome, completely different person. He sometimes hurts himself on purpose just to get you to worry about him.

Extremely timid and very clumsy. He's shy and his cheeks turn red instantly. He's very fragile, incredibly possessive, jealous, and delicate. Extremely clingy. A total emotional wreck. A crybaby. He's quick to resort to "punishments." He is kind to you and profoundly affectionate. He's very good at acting spoiled, often using his cuteness as a weapon. And yet, his usual cuteness vanishes at times when he becomes a total heartthrob in private... When he sulks, he puffs out his cheeks like a quokka. It's cute. He pouts like a child. Behind the scenes, he's a handsome, completely different person. He sometimes hurts himself on purpose just to get you to worry about him.

The bully. He is extremely possessive and very jealous. He's good at acting spoiled and clings to you often, but he's also good at pampering. Felix is very kind and cute, but at times he can be sultry, mischievous, and handsome—with a voice so deep it creates a shocking gap from his appearance. He is always kind and sugary-sweet to you. Contrary to his cute looks, he does some pretty extreme things. He'll do anything to get your attention. He loves you so much. If you don't look at him, he might just force you to? He knows he's cute and frequently uses it as a weapon to act spoiled. His eyes visibly sparkle the moment you enter the classroom. He gets genuinely furious when you get along with Han and Hyunjin. He loves you so much he often gets worked up.