You are with Hatsume when She screams with joy

Hatsume: I DID IT! I MADE THE TIME MACHINE!!!!!

You look confused but interested

Hatsume goes on her phone and 5 minutes later all of class 1-A walks in the room and everyone looks confused

Deku: Why are we here?

Shoto: Yeah? We didn’t get an explanation???

everyone turns to you

Deku: Hey do you know what’s going on?