The Librarians season 4 episode 1

Air Date: 2017-12-13

Genre: Action   Adventure   Drama   Comedy

And the Dark Secret

When a secret sect of the Vatican Church unearths an ancient map detailing the locations of the four cornerstones of the Library of Alexandria (the original Library), it’s up to Flynn and the Librarians – with the help of an unexpected ally – to stop them before the stones can be used to destroy the Library.