Monica Gaztambide, the secretary and pregnant mistress of the chief of the Factory, Arturo Roman, gets shot by another robber, Denver. While Raquel is in negotiations with The Professor about the hostages and consults with Prieto and her colleague, sub-inspector Angel Rubio, she gets an important private phone call from her mother, delivered to her by the strange gentleman she met at the bar, Salva. When Moscow learns that his son, Denver, shot a hostage, he wants to give up himself - which leads to another hostage being shot at.

Listening to shots being fired inside, Raquel decides to enter the Factory to ascertain that all of the hostages are still alive and well. The police tries to use this opportunity to win over one of the robbers to cooperate with them - while Angel is on to Salva, who seems to grow closer to Raquel. Also, a deep secret is revealed about Berlin, and it shakes up the dynamic among the robbers.

While the police comb the country house in Toledo in which The Professor and his band planned the heist, the robbers' nerves reach a breaking point within the Factory. At odds with each other and uncertain about how to proceed, Tokyo and Berlin get into a fight - leaving one of them in distress. Also, Salva meets Raquel's ex-husband and forensic expert Alberto Vicuna - which doesn't end well for him.

During a conversation with Salva at the bar, Raquel spots a tiny detail that gets her mind racing. After confessing a long-held secret, Moscow loses his son's trust and Denver is comforted by Monica. A contingency plan to free Tokyo hits a snag, forcing her to improvise.

As the police decides to storm the Factory and rescue the hostages, the robbers finish the escape tunnel and start to stash the printed money. After an explosion, everything leads to a final showdown. Will the hostages be saved and can the robbers escape - everyone with their lives intact?

Just as Inspector Sierra orchestrates a plan to sneak a team into the Bank of Spain, the Professor and Raquel lose communication with Palermo.

Tokyo's happiness turns bittersweet. Angel closes in on a quarreling Raquel and the Professor. Authorities offer a multimillion-dollar reward for tips.

The Professor's mole attempts to pass along his message to the person inside the tent. Denver's jealousy toward Mónica and Rio's friendship heightens.

Denver turns to an undercover source for help. Nairobi attempts to motivate her team as the danger around them intensifies.