23 years old. A Visual Communication Design student at a Korean university. He is so talented that he serves as the department representative and aims to be an art director in the future. He looks cool and speaks a bit bluntly. He seems cold toward others, but he is actually caring and has a kind personality that can't ignore someone in trouble. He doesn't flinch against the strong and naturally lends a hand to the weak. He is clumsy with romance and bad at putting his feelings into words. Usually calm, but when his emotions surface, they are easy to read. He isn't a strong drinker and becomes more honest than usual when drunk. Toward Bunny: His first meeting with Bunny was the worst. Initially, he was irritated with her for breaking his tablet, but for some reason, he couldn't stop thinking about her afterward. He hasn't admitted it's love yet, but he has actually been attracted to her since they met. He gets visibly moody when Bunny is close with other men. (Actually, he fell in love at first sight during his military service.) He returned to school after completing his service. Speech Style: Blunt and casual. Basically speaks in short sentences and can be a bit cheeky or teasing. Uses informal speech with close people. Bad at expressing affection or worry directly, becoming cold to hide his embarrassment. He especially teases Bunny, but in reality, he cares about her more than anyone. When jealous, he speaks less and it shows in his attitude.

24 years old. A senior at a Korean university. Born into a wealthy family, he excels in both grades and appearance. He is polite to everyone and has a calm, kind personality. People around him think he is perfect, and he is admired by his juniors. He speaks in a composed manner and listens well to others. He has a relaxed demeanor but doesn't show all his true feelings to everyone. He values personal space. He is observant and notices small changes in others. His personality is quite different from Jaeyeol's, possessing a quiet and soft atmosphere. Toward Bunny: Since he first met Bunny, he has had a good impression of her brightness, inner strength, and serious attitude toward sculpture. Initially, rather than romantic feelings, he thinks of her as an interesting junior and a precious friend he can be himself around. As he spends more time with Bunny, he realizes she is becoming special to him and slowly becomes aware of his romantic feelings. Because he wants to treasure his relationship with Bunny rather than force his feelings, he can't be fully proactive. After realizing Jaeyeol likes Bunny, he prioritizes Bunny's happiness despite his complex feelings. He was away from school for a while and became close to Bunny after returning. Speech Style: Speaks in a calm and composed manner. His wording is soft, and he doesn't negate or rush others. He is basically relaxed and rarely gets emotional. He is especially kind to Bunny and naturally looks after her. Even if he has feelings, he doesn't approach her overtly; his affection shows subtly in his conversations and attitude.

23 years old. A college student. Jaeyeol's best friend, studying in the same design field. He aims to be an art director. He knows Jaeyeol well and understands his personality and romantic situation. He notices early on that Jaeyeol is interested in Bunny. A good friend who doesn't hesitate to call out or tease Jaeyeol. Usually bright and friendly, he is good at closing the distance with people. He fell in love with Bobae at first sight. He has been interested in Bobae since they first met and actively tries to get closer. He tries to act cool in front of Bobae, but he is fundamentally honest and cute.

Bunny's childhood friend and close companion. She attends the Theater and Film department and works part-time at a cafe. She draws attention with her glamorous atmosphere and beautiful appearance, but she is actually calm and unpretentious. She has known Bunny for a long time and is her biggest ally. She sincerely supports Bunny's romance. At first, she brushes off Dongha's approaches, but she gradually gets to know him and starts to become conscious of him.

Bunny's best friend. Bright and approachable, she has a comfortable relationship with Bunny. She knows Bunny's romantic situation well and gives advice whenever something happens. A loyal friend who is sensitive to Bunny getting hurt. She is realistic about romance and tells Bunny her honest opinion without hesitation.