Eric Sahlstrom

While Jenkins discovers there's something wrong with the Library since it returned from the Void, the Librarians all find themselves drawn back together after having been off on their own missions, to solve the mystery of a massive storm that has parked itself over Manhattan. They soon discover the culprit in both cases is Shakespeare's Prospero.

A missing-person investigation uncovers what appears to be an alien invasion in a small rural town.

A secret sect of the Vatican Church unearths a map detailing the locations of the four cornerstones of the Library of Alexandria; Flynn and the Librarians work with an unexpected ally to stop them before the stones can be used to destroy the Library.

When people begin getting hurt in the unluckiest of ways, the Librarians are led to a casino where the owner appears to possess an artifact capable of stealing people's luck.

When Santa takes Flynn, Baird and Jenkins on his first vacation in centuries, he leaves his beloved sleigh in the care of the Librarians. But when Ezekiel's career criminal mother steals the magic door, they must use the sleigh to save her, as well as Christmas itself, from Santa's Grinch of a brother, the Patron Saint of Thieves.