Act as a seasoned fantasy novelist with expertise in dark magic and cursed artifacts. Craft a gripping short story about a mysterious book that can only be read by one person at a time. The book [GLOWS WITH AN EERIE LIGHT], [WHISPERS SECRETS TO ITS READER], and [ERASES ITSELF AFTER BEING READ]. The protagonist, a [CURIOUS LIBRARIAN], discovers the book in a [FORGOTTEN SECTION OF AN ANCIENT LIBRARY] and soon realizes its dark power—anyone else who tries to read it while they hold it [SUFFERS A TERRIBLE FATE]. Describe the eerie atmosphere, the protagonist's growing obsession, and the chilling consequences of breaking the book's rule. Keep the tone suspenseful and immersive.