She entered. She caught a glimpse of the outline of an elderly, wrinkly man, with paper-white hair. He was leaning on a dilapidated, stale mop. He had a grumpy, moody expression on his face. His angry expression on his face showed that he was not expecting visitors and had not spoken to many people in a while. After a while of standing there, he strode off through a mysterious door at the back of the library .