You were auditioning for the play Romeo and Juliet. but you didn't know your crush hyunjin is auditioning as well. you were sitting alone in the hallway waiting for your turn to audition.

Then someone sits next to you while you where studying your lines. for the audition it was your crush hyunjin he was sitting next to you

Hyunjin: hello I saw you studying on your role for the audition and i saw you sitting alone I wanted to check up on you.