One of the families secures their spot in the final challenge. Before the end, in-laws must make a dramatic decision about the big prize.

Severina and Thy open up. A family therapist meets the competitors. Two participants have a heated argument over who owns an apartment.

Taninha becomes suspicious of Thy and Severina. The bunker team discovers the emergency button. Two contestants contemplate leaving the experiment.

The in-laws have fun talking about their love lives. Someone presses the emergency button. Felipe and Severina bond — but not everyone approves.

The emergency button is pressed. Thy opens up about his strategy, but the results don't go as planned. Unexpected guests visit the village.

A new challenge shifts family dynamics forever. Shenia has a highly emotional chat with the in-laws, while the bunker team gets thrilling news.

Six couples travel to a mysterious beach to confront challenges and compete for a grand prize, unaware that their mothers-in-law are also present.

The Tenórios strategize after the emergency button is pressed. Felipe becomes disappointed with his team, and a secret about the grand prize is revealed.