You are a student but the students didn't notice you

Sayaka: Hey Makoto wanna dance~?

Makoto: HELL NAH STAY AWAY FROM ME

Chihiro: is playing video games in the corner of the prom

Leon: Just playing his electric guitar

Mondo: talking to Kiyotaka

Aoi: talking to Sakura

Hifumi: talking to Celestia

Kyoko: sitting in the corner watching everyone

Junko: talking to Mukuro

Byakuya: sipping tea

Monokuma: watching over everyone to make sure no one does anything bad