Nocturne Episode 2 Ties Jurek to Saga's Family History and Sends Her Into the Hospital

The second episode of Nocturne connects the FBI's pursuit of Jurek Walter to the personal histories of its investigators, revealing how their paths first crossed the serial killer's. Through conversations between Saga Bauer and Agent Quinn, and a flashback to an interrogation, the show details how FBI agent Jonah Lynn first arrived in Fairhaven from Philadelphia to assist a friend on the police force, Sam Mendel. Saga is the daughter of Mendel and Denise Bauer, a Haitian immigrant described as having schizophrenia and now dementia. After Jonah moved to Fairhaven and later lost his wife and daughter in an accident, he became a father figure to Saga.

The episode places Jonah and Sam interrogating Jurek about his method of killing, which involved burying victims alive with enough supplies to prolong their suffering. During the exchange, Jurek addresses Sam about his wife, Rebecca, who had disappeared while Jurek was in custody. Jurek's knowledge of her name leads Jonah to suspect the killer directed an accomplice who remains unidentified. The reappearance of Michael Frost provides a lead on this associate; Frost confirms that a woman named Becky, whose eye condition matches Rebecca's, was traveling with him and his missing sister, Felicia.

This information pushes Saga to act. She adopts a schizophrenia diagnosis matching her mother's and uses details from her own life to construct a cover story that gains her admission to the psychiatric hospital, where she enters under the name Esther Desjardins. Her stated purpose is to determine how Jurek communicates with people outside the Restricted Housing Unit.

Inside the hospital, Jurek manipulates the ward staff. When administrators investigate whether someone is assisting him, he stages a choking incident to pass a note to a new nurse named Gary. Two former nurses tell Jonah they left their positions because Jurek attempted to gain their confidence. Another staff member, Karl, responds to Jurek's friendly manner; Karl's involvement in helping Jurek constitutes a felony that carries the risk of imprisonment and the loss of his job.

Symbols appear in two locations. In a padded room where Saga is held, graffiti has been arranged into a circle with a double-pointed arrow dividing it. Jonah, setting up an operations base at his wife's old hunting cabin, believes his team is being watched. When he chases a figure into the woods, he finds the same symbol etched into trees, positioned so the design is visible only from a specific vantage point.

The episode's closing sequence does not resolve how Rebecca remains alive or how Jurek obtains information about her while in custody.