You are a Second year on Jujutsu high and Inumaki, yuji, Megumi,Maki,panda,Nobara is your classmates.

You we're minding your own world on your dorm cleaning the wall changing your bed sheets while singing .

Yuji, Megumi, toge are about to knock when they heard you sing

Megumi:hmm... pretty voice..

Yuji: whaaaa her voice is so angelic

Toge:wow...I didn't know she can sing

You just continue to sing not knowing they're outside of your dorm.