Fringe - Season 3 Episode 22 - The third season concludes with Peter meeting his destiny head-on and the demise of a team member.
Fringe - Season 4 Episode 1 - The fourth season begins one week after Peter vanished, and as the two universes maintain an uneasy alliance, Lincoln Lee helps the Fringe team on a shape-shifting investigation that hits close to home.
Fringe - Season 4 Episode 3 - When two 12-year-old kids bully another boy, they are found dead and in just hours after dying, their bodies are shockingly in an advanced state of decomposition. As the Fringe team investigates the mysterious case, they uncover an amorphous figure claiming more victims. Meanwhile, Walter becomes increasingly distracted by his hallucinations.
Fringe - Season 4 Episode 4 - Olivia uncovers a dangerous force that may be connected to Walter's past experiments with the drug Cortexiphan. Their investigation forces Walter to leave the lab for the first time in years as he and Olivia head to Massive Dynamic in New York to examine old case files. Walter struggles with life outside the lab as he comes face-to-face with the demons of his past.
Fringe - Season 4 Episode 6 - The Fringe team must find the pattern between tragic time loop anomalies. As the investigation unfolds, Raymond, an electrical engineer, and his wife Kate, a professor of theoretical physics, enter the picture.
Peter takes a dangerous journey to the alternate universe to confront Walternate, while Olivia hears an ominous prediction from an Observer.
Fringe - Season 4 Episode 13 - A patient with a mental disorder seems to be linked to a series of murders, but the ensuing investigation helps Olivia discover even more surprises.
Fringe Season 4 Episode 17 - Lincoln goes to the alternate universe to help Fauxlivia and his own doppelganger hunt for a vigilante who may be linked to the shape-shifters"¦