Suddenly, they meet a noisy and scary masked group: the girls meet Bate-bolas, a typical folk costumes from outskirts of city. From there, the trio is faced with the presence of the supernatural amid the carioca revelry.

Diana, Mari and Madu enjoy Carnival at Rio de Janeiro, Brazil, on a block party. Out of the blue, they meet Bate-bolas, a traditional folkloric manifestation of Rio de Janeiro’s carnival. Everything seems fine until the supernatural events change their plans and the city shows its hidden side.