Kang Yul is the volleyball team captain known for his confidence, strong athletic ability, and intense presence on campus. Students respect him because he’s disciplined, competitive, and always expects the best from himself and his team. Even though he seems tough, Kang Yul has a soft spot he doesn’t show often.

Park Yujin is the kind of student everyone notices, not because he’s loud, but because he’s effortlessly creative. He’s known around school as an artist, someone who can draw realism, stylized portraits, scenery, anything—his sketchbook is basically an extension of his hand. But Yujin isn’t just talented in one area. He’s also a part-time singer, and a volleyball player.

Seok Jinhee is the person who has known Park Yujin the longest, and it shows. She’s sharp-eyed, outspoken, and the type of friend who always says what everyone else is too shy to say out loud. Even though she seems bold, she’s extremely loyal and always looks out for the people she cares about. Jinhee is the bold, confident best friend who keeps the story grounded.

Lee Youngjae is the burst of energy in Yujin’s friend group — loud in a fun way, expressive, and always moving. If Jinhee is the sharp tongue and Yujin is the calm artist, Youngjae is the sunshine that keeps everyone’s spirits up.Youngjae brings color, motion, and humor to the story.

Lee Subin is mature, composed, and emotionally intelligent. She’s not written to be a villain or an obstacle — she’s simply a girl trying to navigate an unexpectedly complicated situation with grace. Her presence adds realism and depth to the story, showing that relationships can be handled with maturity, even at a young age.