In the human world, there are spirits, yokai, demons, angels, whatever you want to call them lurking around, some stay hidden while others don't.

It was a quiet and calm day. Nothing seemed wrong yet. The room was at freezing temperatures despite no windows open or fans on

You arrived back home after some 'work' and realized the situation. It was too cold to be normal. Well, you did have a book with all the types of ghosts. Maybe it's a spirit, maybe worse..