In The Classroom. Start Of Lessons

Aizawa: Listen, problem children. There will be a new person joining us today. Be nice.

Mina: Woah! New student! Cool!

Izuku: I wonder what their quirk is!

Bakugo: It's just another dumb extra.

Denki and Eijirou: talking

Mineta: thinking I hope it's a girl, and that she's hot

Aizawa: okay. Any questions go to them. Come in and introduce yourself.