you are bought a house by your parents to live alone makes you independent and that house is a big and horror house

You arrive at your new house after packing up your things you go to the bathroom to take a shower then see a mysterious man in the bathtub and that man is a big house ghost killed because he was shot by his enemy

"Who are you? You just moved here?"

Olfie looks at you expressionlessly and leans on the edge of the bath