Clara, a lonely nurse from the outskirts of São Paulo, is hired by mysterious and wealthy Ana as the nanny for her unborn child. The two women develop a strong bond, but soon Clara discovers a terrifying secret about the child.
Doctor Rafidjian turns to Dora Lobo's investigation agency to locate prostitute Ana Cintia. The case is in charge of Bellini and Beatriz, his new assistant. But the doctor is brutally murdered and the detectives infiltrate the night underworld of São Paulo in search of an answer, where they meet...