The "Five Nights At Freddy's Ultimate Guide: An Afk Book" is a trade paperback published by Scholastic, Incorporated in 2021. Written by Scott Cawthon, this young adult nonfiction book delves into the world of the popular horror video game series. With 288 pages, the book is filled with illustrations and is a must-have for fans looking to learn more about the games and activities related to "Five Nights At Freddy's."