Hidden beneath the Metropolitan Public Library lies the headquarters of an ancient organization dedicated to protecting the world from a secret, magical reality. In a return to the universe of the hit movie franchise, Flynn Carsen (Noah Wyle of TV's ER, TV's FALLING SKIES) and his team travel the globe to recover powerful supernatural relics and store them in the library, all while saving the world from plunging back into the Dark Ages. They are THE LIBRARIANS.