The summer party begins on the island of Mykonos, where the first passions are unleashed; Mane and Karime are attracted to Esteban; Elettra catches the attention of the group, especially Fernando; Arantxa succumbs to the charms of the Brazilian.

The first night in Mykonos is too intense for Mane, Esteban, Fernando, and the Spanish guest; Fernando decides to focus on other women and forgets about his guest.

The Shores start the day with a boat trip; the Mexican girls make it clear they don't like the millionaire Italian.

The farewell to Mykonos begins in style with a typical Greek dinner and dances; the night in Mykonos ends at a disco, where Arantxa discovers a side of Igor that she doesn't like at all, and decides to take revenge without remorse.

The adventure starts in Madrid, where contestants start working to cover their expenses; Arantxa can't stand Igor anymore and she considers breaking up with him; Potro is mad at Fer.

Abraham decides to confess to his partners what happened between Arantxa and Fernando; Igor, however, doesn't seem to care much about the latest news.