Many prisoners convicted of rape, murder and terrorism are released before serving their full sentences. Hours later, one of them is killed. The detectives Mora and Nieto take on the case.

The police investigation of the murders becomes complicated. Haro's plans start to impact Isabel's life, and her mental stability is about to be put through a terrible test.

Thanks to Nieto's investigation, the police discovers the identity of the murderer of the released prisoners and communicates it to the media. Haro contacts Isabel and forces her to meet with him.