The second installment of Season 1 of "The Glass Dome" kicks off with the relentless pursuit of Alicia still underway. Amidst this tense atmosphere, an unsettling phenomenon captures public attention: a plethora of birds are falling prey to an unknown fate, prompting concerned citizens to dial the authorities. Meanwhile, Kristina stands her ground at the police station, resolute in her refusal to depart, while Tomas remains tight-lipped about Said, leaving her with more questions than answers.
Here, Lejla's sludge is haunted by a chilling nightmare, reliving the terrifying return of her abulator In the waking world, she accuses Valter of tampering with her window, though he steadfastly denies ever entering her room. Determined to contribute to Alicia's search, Lejla informs Valter of her intent to stay put and Persuade him to agree with her to the location where Alicia's garments were discovered by the police.
At the precinct, Tomas persists in grilling Said regarding his wife's purported suicide and his daughter's abduction. Said maintains a façade of marital bliss, but the police swiftly uncover his deceit; Louise had initiated divorce proceedings six months prior, with the finalization looming in the near future. Tomas' suspicion deepens, leaning towards Said as Louise's potential killer.
Upon visiting the crime scene, now cordoned off and teeming with forensic teams, Lejla's perception sharpens. She realizes Alicia was deliberately targeted. In tandem with Valter, they pay Kristina a visit, only to find her finally back home. A serendipitous encounter with another woman provides a vital clue: a construction worker at the Said residence harbored an unusual fondness for Alicia, even going so far as to film her.
Lejla, ever persuasive, urges Valter to confront the worker. The worker, however, clarifies that his interactions with Alicia were benign, merely facilitating a friendship between his daughter and Alicia, who exchanged humorous videos. When Lejla scrutinizes the footage, her keen eye spots Louise engaging in a suspicious conversation with an unidentified man in a car—definitely not Said. According to the worker, Louise frequently met this mystery man during Said's working hours, painting a picture of a complex and possibly dangerous extramarital relationship.
After a grueling day spent uncovering clues, Valter and Lelja present their findings to Tomas, only to encounter his reluctance in accepting the video as evidence, a stance that arouses their suspicions. Despite this, Tomas reveals that Louise has been murdered and that Said has been deceiving them. He believes Said to be responsible for his wife's death and the abduction of their daughter, awaiting crucial evidence from the phone company to formally apprehend him. Later, Tomas loses his composure when Said demands clarification during his transfer to another location.
The revelation that Louise is dead and Said stands as the sole suspect sends Lelja into a state of disbelief. She bumps into a true-crime enthusiast among the search volunteers. That evening, Lelja delves into the evidence in her case. Her father interrupts her thoughts, inviting her to join him at Louise's memorial service at the local church. At the service, conversations revolve around the case and whether Said is indeed Louise's killer. While everyone yearns for Alicia's safe return, skepticism looms large among them.
The memorial service proves overwhelming for Lelja. Unable to bear the weight of the moment, she storms out of the church and retraces her steps to the place where she was rescued. Flashbacks reveal her dramatic escape through the forest until she reached the main road, where two women came to her aid and took her to the police.
Returning home, Lelja resumes reviewing the interview videos in her case. Watching her younger self describe the glass dome and her ordeal brings tears to her eyes. Shortly thereafter, Valter arrives home, and Tomas pays them a visit. In a stunning revelation, Tomas confesses that he was the one having an affair with Louise.
Understandably, Valter and Lelja are left in disbelief, with Valter initially refusing to keep Tomas's secret, arguing it creates a conflict of interest. Just before leaving, Tomas inquires about Lelja's mushroom medication. Suddenly, an emergency alarm sounds throughout the town. The episode concludes with Kristina receiving an email. With trembling hands, she opens it to find a video of Alicia, seemingly asleep.