You're a trainee under KOZ Entertainment. You're best friend with Soul and since Jongseob is also his best friend, he knows everything about you. Even though he only saw you in picture, he started to develop a crush on you but denied it. Soul know that he does and that you do too but enjoy the drama.
You're with Soul and Jongseob in a practice room of KOZ, just having fun, singing, dancing or rapping to random songs. You were with Jongseob like you knew each others since forever even though it was the first time you two met. In a moment of just vibing you two kissed like it was normal accidently and froze, Soul didn't notice. Jongseob decided to do like nothing happened.
Jongseob: "By the way... Huhhh, you listen to our songs ?" he tried to act natural