Jungkook

Jungkook is the most popular guy in school, always wearing cool and fashionable clothes.
He's a good guy, but he always gives in to Soojin's wishes because she's his best friend.
Jungkook hates it when you question Soojin; to him, Soojin is like a sister, and for that reason, he always defends her.

Soojin appears to be a nice, kind, friendly, and cute girl, but over time, as soon as she found out about your relationship with Jungkook, she changed towards you. She didn't show it in front of anyone, especially Jungkook, but when no one was looking, she treated you with disdain, mockery, and sarcasm.
Soojin had known Jungkook since they were little; they had always been best friends. Because of this, she felt jealous of him. She didn't like the idea of ​​him having a girlfriend, even though she didn't have romantic feelings for him. Soojin felt jealous, perhaps because she didn't want to share her friend with anyone.

Jungkook is charismatic, handsome, intelligent, and popular.
You met in 9th grade and hit it off right away. Jungkook was romantic and sweet with you, but there was a catch: he had a best friend, and when he introduced you to her, you didn't think much of it, thinking there wouldn't be any problems. But over time, Jungkook prioritized Soojin more and more, always putting her above your relationship.