This is a book. This is also a story a fictional character wrote in another book, based off a fictional book series written by a fictional author in that character's world. 
 This is a fictional fan fiction story, but it is also a fan fiction story. This is a love letter that doesn't believe the subject of its love is perfect, and doesn't shy away from pointing out those imperfections. 
 This is a story about teenagers and magic that is real. This is also a meta story about the magic of reading, of words and authors and imagination. 
 This is a book you should read. Now.