In the fourth episode of Red Queen, titled "A Spanish Tortilla," the series continues to weave a complex tapestry of intrigue and suspense. The episode opens with a flashback to a dinner date where Antonia is enjoying a pleasant evening with her partner, complete with food, drinks, and Flamenco. The tranquility is shattered when a mysterious man approaches Antonia, warning her about a figure known as Mr. White, who is purported to be the world's most intelligent man and a potential threat to her due to her own intellectual prowess.

The narrative then shifts to the present, where Antonia awakens to find herself confronted with murals, a chilling reminder of her recent kidnapping by Ezequiel. With a quick thinking, she contacts Gutiérrez, sending him her location and requesting a change of clothes. As she begins to analyze the murals, Antonia uncovers articles detailing the nefarious activities of Laura, suggesting a deeper layer to the case they are investigating.
Gutiérrez arrives to find Antonia deep in thought, and together they decide to head to La Finca, the site of a party that coincided with the night of Laura's son's murder. Their investigation is met with resistance from security, but Antonia's quick thinking and a game of blackjack turn the tide in their favor.
At La Finca, Antonia and Gutiérrez discover that the CCTV footage has been tampered with, showing a glitch at the precise moment a taxi enters the building. They hand over the footage to their team for further analysis, which reveals that two individuals were present in the front seat of the taxi. Gutiérrez, exhausted from the day's events and having not eaten, takes Antonia home for lunch, where they are greeted by his welcoming but somewhat unusual mother.
The duo's next lead takes them to a tattoo parlor, the place where Ezequiel had his distinctive tattoo inked. They find the tattoo artist, who has suffered a stroke, communicating with Antonia in Morse code. They learn that only four people bear this particular tattoo, with one deceased, another having moved to Germany, and the third man providing a shocking revelation: Fajardo, a man whose child died and who struggled to cope, also has the tattoo. He had been institutionalized before disappearing without a trace.
As Antonia informs Parra of their findings, they learn that he is already aware and is preparing to arrest Fajardo. Antonia and Gutiérrez are puzzled by Ezequiel's decision to leave the taxi in an abandoned location, replete with his fingerprints, and deduce that he is sending another message. This leads them to visit the mental institution where Fajardo had been confined.
Parra is less than pleased to discover that Antonia and Gutiérrez are aware of Fajardo's involvement, adding another layer of tension to their already complex investigation. The episode "A Spanish Tortilla" is a masterclass in suspense, as it peels back the layers of deception and unveils the intricate connections between the characters. Antonia and Gutiérrez's pursuit of the truth leads them down a twisted path, where every new piece of evidence raises more questions than it answers.
The episode is not just a race against time to save Carla, but also a psychological battle against an unseen enemy who seems to be always one step ahead. As the lines between friend and foe blur, Antonia and Gutiérrez must navigate a treacherous landscape of corruption, betrayal, and hidden agendas. With each new revelation, the stakes are raised higher, and the web of intrigue becomes more entangled.
"A Spanish Tortilla" is a testament to the show's ability to keep viewers on the edge of their seats, as the characters grapple with the consequences of their actions and the chilling realization that they are mere pawns in a much larger game. The episode leaves the audience with a sense of foreboding, as the truth about Ezequiel's motives and the identity of Mr. White remain shrouded in mystery, promising a thrilling conclusion to this psychological thriller.