Helena, a criminal's daughter, was raised in a boarding school. When the priest who was her teacher is killed by a group of outlaws, Helena and her female friends assemble in a strange gang of female bandits, wandering Northeast Brazil and forcing the men they capture to have sex with them.
Young prostitutes are taken to a penal school run by a group of nuns so that they can recover. However, the current mother superior is actually a mad assassin who killed the real one and took her place, changing the entire treatment and discipline regime of the boarding school.
Considered a young terror among women, Ricardo unexpectedly begins to suffer from a strange phobia to noise pollution. That means that any noise during sex leads to a "sexual aversion". A famous psychologist - among other women - cannot cure him. The situation gets worse when his phobia jeopardizes...