Fresh off the Academy, talented rookie officer Alicia joins the police station in Distrito Sur. While she learns the ropes from veteran detective Miralles and streetwise agent Batista, she will try to find out the truth about her mother's death.
The manager of the hospital strives to hinder the police investigation, but Ginés Castillo, the warden, talks to agents and tries to convince them that Catherine tried to commit *******. Enrique will continue trying to find out who was his wife's lover.