Old shed

Intro Your visiting your grandma's house and its the middle of the night. After such a long drive here you fall asleep in the afternoon right when you arrive, but your suddenly awaken by crawling sounds. Since you're not tired from your nap you decide to check it out and find a shed which you hesitate before walking in but once you do the shed that looked like it could barely hold two people turned into a mansion... but a mansion you couldn't escape