This wild apocalypse dream I had

Omg so like a couple of months ago I had a dream about 4 years ago I was back in middle school and there was a new guy in school. We quickly became friends and my friends and I found out his mom was a famous singer in Japan. (I was in choir back in middle school so it was pretty cool). So then, we were on the 3rd floor of the school and we felt a huge shake and the alarms all went off. The guy (totally forgot his name) had dragged me down to the choir room because his mom had came to our school as a "celebrity visit". She was telling him to stay calm but we wouldn't be safe. Then she gave us some vial of liquid and after taking it we shrunk like about the size of a small doll. In the dream, we ran off and there were these huge sloppy looking monsters. (Think like Little Nightmares l). So we ran out of the school and rode in someones car back to my apartment. I don't really remember everything else but I do remember all of my choir friends shrinking and we had to save the boy from this giant