Scientist Adelaide hates men, specially the cheating ones. Researching for revenge methods against them, she estabilishes contact with creatures from outer space, gaining special powers.
Liliam sustains her paraplegic mother working as a secretary for Daniel, which threatens to fire her if she doesn't submit to his desires. At night, she attracts lonely men at nightclubs and murders them violently, placing on the body a red rose and the inscription "Liliam, the dirty".
In São Paulo, a businessman wants to rehabilitate street children, called "trombinhas", through a social project. After being discouraged by the police, he seeks help from the coach of the Santos Futebol Clube youth team.
Upon arriving at the building where he works, Pedro finds the janitor, Hilário Garcia, dead inside one of the elevators. Inspector Canovas, in charge of the case, discovered that Hilário was Portuguese, widowed, with an only child living in the United States. Several suspicious people are...