"Natsume's Book of Friends" fan fiction
Let's briefly talk about Natsume's Book of Friends: The protagonist Natsume has a Book of Friends that his grandmother left for him. It has the names of monsters on it. With the Book of Friends, you can control the monsters on the book. At the same time, the names on the book can also be returned. After the return, the monsters will not be controlled by the owner of the book.