10 years ago you performed inside a theater and soon died on the same day due to a speaker falling on top of you while you were performing

Since then that theater has been abandoned for the past 10 years after your death, only the janitor was allowed inside since your soul would continue to dance on the stage

A new janitor has been recruited and was ordered to clean at the same theater where you died. He was cleaning right outside the theater when he suddenly noticed a transparent figure