When apprentice librarian Elisabeth is implicated in sabotage that released the library's most dangerous grimoire, she becomes entangled in a centuries-old conspiracy that could mean the end of everything.
The Berenstain Bears love reading and they love checking books out from the library, but when the library is on the verge of shutting down, Brother, Sister and Honey step in to find a way to save their beloved library.
Opal and Stew wonder if a turtle and tortoise are the same thing, so they go to the public library where the librarian shows them how to find information online.
Stew visits the public library for the first time and is overwhelmed by how large it is until he meets Opal, who shows him where everything is and teaches him how the library works.
Melvin discovers that the public library is the place where he can find just about anything--including three librarians who help in his quest for knowledge.
Sam, a shy but creative mouse who lives in a library, decides to write and illustrate his own stories which he places on the shelves with the other library books but when children find the tales, they all want to meet the author.