Storybook had a perfectly normal foalhood. Now she is a librarian, and is ready to live a perfectly peaceful life. Maybe even a life with her foalhood friend, Blazefinder. But when mysteriously malicious ponies destroy the library and leave a daunting message for her, her normal life is turned upside down. She learns she isn't who she thought, and finding out who she really is turns out to be more dangerous than she planned.
The answers she never really wanted are hidden in faraway places and deep underground. With Blazefinder's help, maybe she'll get all the answers and be able to return to her normal life.