The captains meet with Raposo to make the last exchange of "sugar" for Francisca, but Raposo does not fulfill his part and runs off with the product. Bernardo receives a mysterious message about his sister's whereabouts and they head home. At the home, Raposo meets with Julião, to receive the money and flee the country and the captains formulate a plan to save Francisca.

At the Mendes farm, a hallucinogenic epiphany leads the captains to a series of mysterious revelations, about the true formula of "sugar", but also about Bernardo's family past, which culminates in a confrontation with Mendes. The police approach.

Raposo kidnaps Francisca. The judicial police discover the captains' apartment. The captains flee the city and look for Mendes, the group's former cook, in their eagerness to discover the true formula for "sugar".

Julião meets with Raposo to receive the product, but discovers that they were deceived by the captains. Antunes realizes that at the party the night before they fell for an undercover agent. Bernardo meets Jorge on the street, a bankrupt actor, and decides to help him. The captains destroy the makeshift laboratory and flee.

Bernardo and his sister say goodbye to Hamlet after the dog's mysterious death. Bernardo and Neves start producing "sugar" in the improvised laboratory. Antunes and Cruz are stunned by the quality of the product and make an appointment with Raposo to complete the delivery and collect the money. They celebrate together, in a night of excesses.

Bernardo agrees to produce the "sugar", but he needs to decode the correct formula and laboratory equipment. The only solution is to raid the faculty's laboratories. But Margarida, a colleague of Bernardo's, also wanders around the laboratories all night long.

After saying goodbye to his depressing part-time job, Bernardo sees his financial situation getting worse and Francisca, his younger sister, threatens to leave. The captains are still unable to produce, Antunes is questioned at the PJ and Raposo pays the captains another visit. Bernardo has to decide whether to accept the captains' invitation.

Antunes, Neves and Cruz want to continue producing "sugar", but have lost the group's cook. Isabel, a PJ researcher, became aware of the substance after Margarida was admitted to the hospital. The group of friends is threatened by Raposo and needs to deliver the missing order to him. They are looking for a new cook. Bernardo appears to have the profile they are looking for.