Aizawa had heard rumors of a big mansion almost no one knows about in a forest. It's not on many maps and seems abandonded, yet he wanted to check it out.

one day, he goes to look for the mansion on one of his free days. He found an old map where the mansion was listen on, and goes on his search.

after multiple hours of searching, he finally finds it. A huge mansion. It looks abandoned, yet also like someone has been here recently. He looks around for a few more minutes, before checking the door. It's unlocked, so he goes inside. And you, the person living here, notice.