(High score) What if the cover of the novel is wrinkled?

You can make your own schoolbag to show that you cherish the book, or you can go to a professional book repair place to repair the book, but it will be more troublesome if it is hard cover. If you really like this book, you might as well buy another one!

Look at the folds in the picture, which are the separation of the paper layer and the small damage. Just use a high-pressure steam cleaner. It is similar to a steam iron, but it is high-pressure steam. It's no use just ironing with an iron. Why not dip it in some water, not too much, and dry it a little before ironing. It is suggested to find a place to repair books, after all, professionalism is the best!