Ebook and paperback covers for The Sharp Edge Of Yesterday set against a wintery blue background of snowcovered trees. The books are surrounded by key phrases describing the book: midlife crisis superpowers no capes chosen families grumpy hero older heroines younger heroines too fighting the system defying expectations coming of age fantasy but also science fiction definitely hopepunk The book cover images: a flaming figure walks across an autumn-dry meadow, with red-leafed trees in the background and a blue sky with dramatic clouds above.