You're right, it doesn't. None of this make sense. Why make a shack with no doors or windows? Why make something like this with furniture in it too? I guess this could make sense if they were trying to contain something that's not human, but... Why the furniture?

[He stands up and raises his wand over his head, trying to spread the light as if hoping to find some form of answer.]

Do you want to try going further in?