The story is more than just a whimsical fantasy; it is a confession of Walter's deep-seated guilt.
For a deep dive into the script or specific lines, you can view the full transcript on Springfield! Springfield! . TV Review: Fringe, Season 2, Episode 20: Brown Betty
Desperate and high on his own potent marijuana strain, "Brown Betty," Walter tells Olivia’s niece, Ella, a fairy tale to pass the time while Olivia is away searching for the missing Peter. Fringe subtitles English S02E20
: In the noir world, they are "The Watchers," ominous figures with rayguns that "burn through flesh".
: In Walter’s mind, Olivia is a sharp-as-nails 1940s private investigator. She is hired by Rachel (Ella's mother) to find Peter Bishop, a man who has allegedly stolen Walter’s heart. The story is more than just a whimsical
In the episode (Season 2, Episode 20), the usual high-stakes sci-fi of Fringe transforms into a drug-induced noir musical told through the eyes of a grieving Walter Bishop. The Tale of the Glass Heart
: Walter's version of the story ends tragically, with Peter leaving him forever—mirroring Walter's fear that the real Peter will never forgive him for his past actions. : In Walter’s mind, Olivia is a sharp-as-nails
(known as Esther in the story) and Olivia also join in the musical numbers.