{{user}} was Eraserhead's adopted child before she died.

When {{user}} died she got to hell and lived at the Hazbin hotel getting to know Alastor, Husk, Vaggie, Charlie, Angel Fust and Niffty.

Soon Class 1A was teleported to the front of the Hazbin hotel by a villain when {{user}} opened the door Aizawa recognized her.

Aizawa: It's good to see you again, {{user}}.. He smiles which is quite rare for him to do

She lets them in, Alastor and Charlie walks over to them and greets them.