Ep 19. Lysergic Acid Diethylamide

In the Fringe season 3 episode 19, titled "Lysergic Acid Diethylamide," the team investigates a bizarre event that occurred at a military base. The episode starts with a mysterious case where the minds of Walter Bishop, Peter Bishop and Olivia Dunham are accidentally affected by a hallucinogenic drug called "Lysergic Acid Diethylamide" (LSD) while investigating an army base. As a result, the three of them are trapped in each other's subconsciousness. In their drug-induced state, they must find their way out of their own minds and back to reality before it's too late.

The episode takes viewers on a surreal journey through the minds of the main characters. The LSD causes them to experience vivid hallucinations, where they encounter alternate realities and distorted versions of themselves and each other.

Walter Bishop, who is already known for his eccentric behavior, becomes even more erratic under the influence of LSD. He experiences flashbacks and vivid hallucinations from his past, including memories of his son Peter's childhood. In his mind, he meets a younger version of himself who helps him navigate through his hallucinations.

Meanwhile, Olivia's subconscious takes on a dreamlike quality. She interacts with different versions of Walter and Peter and is pursued by a mysterious figure that seems to be following her throughout her hallucinations. She must also confront her own emotional trauma and insecurities, which manifest themselves in her dream world.

Peter's hallucinations, on the other hand, are more introspective. He grapples with his relationship with his father, Walter, and the guilt he feels for not being able to save his son, who died as a child. He also confronts his own mortality and the responsibility he carries as a member of the Fringe team.

As the three characters work to find their way back to reality, their minds start to merge, leading to some surprising and unexpected consequences. The episode explores themes of family, trauma, and the power of the mind, while also showcasing the trippy and surreal visuals that Fringe is known for.

Overall, "Lysergic Acid Diethylamide" is a standout episode in the Fringe series, offering a unique and mind-bending experience for both the characters and viewers alike.