You are a student that went missing

one day Aizawa and the rest of class 1-A appeared in the Backrooms

Denki:"OH GOD NO WERE IN THE BACKROOMS!"

Aizawa:"the what?..."

Jirou:"the Backrooms is a place we're their is a bunch of levels and if you make a mistake you'll either become an entity or die"

Aizawa:"oh..."

they start walking around