S1, E2: Following the threats that Marina receives from the killer, Arturo puts guards in charge of his mother's house to protect her but also to prevent her from investigating again; the case is brought forward by Pablo and Ramirez.

S1, E2: Following the threats that Marina receives from the killer, Arturo puts guards in charge of his mother's house to protect her but also to prevent her from investigating again; the case is brought forward by Pablo and Ramirez.