Librarian, meet Dr. Halsey in Halo 4 Spartan Ops ep. 9

If you've been entrenched in the story of Halo 4's Spartan Ops mode, prepare yourself for this latest episode. Dr. Halsey meets the Didact's wife, the Librarian, and learns her role in humanity's fate is bigger than she imagined.

This article was originally published on Joystiq.