It was just now that Yuemei wanted to go out and buy something. As soon as she came to the door of her room, she heard someone knocking outside. She quickly opened the door, but there was no one outside. She thought someone had made trouble on purpose, so she went out of the room and looked in the corridor. But after looking around, no one was seen. She thought it might be a prank and didn't care about it, so she was ready to go downstairs to buy something. But suddenly there was a cold wind blowing behind her. She turned around subconsciously to see what it was. Because...