Walter is forced to revisit his painful past when a fringe event causes people to spontaneously combust; the team faces off with David Robert Jones.
Event Year: 2008
Worlds Apart
The teams on both sides fight on for a common cause, and there are shocking developments tied to the Cortexiphan children.
Letters of Transit
The Fringe team goes back to the future as the story jumps ahead to 2036, when the Observers and the Fringe team engage in a game-changing battle.
The Consultant
Walter travels to the Alternate Universe to assist in the investigation of a Fringe event with ties to both worlds. Meanwhile, David Robert Jones reveals his next target.