Criminologist Daniel Parodi is woken when the nursery rhyme whistled by his daughter's killer during her murder plays...

Malena Sanz reveals she has met Amalia, a woman with a sect tattoo claiming to have escaped white slavery. Attorney D...

Malena and Montes track down Amalia, persuading her to testify, but then she runs away. Montes and hacker Diego find ...

When a patient of Marcos Setton, Parodi's psychologist, jumps from a balcony, Setton receives a cryptic communication...

Parodi finds Quaranta raped at the swimming pool with another quotation written in her blood. He follows a lead to me...

The team identifies a licence plate reflected in a window in one of the crime scene photos. This leads to the brothel...

Using new clues from a literary text, the team predict that the Monster is going to commit suicide in a German church...

During the autopsy, a note on Amalia's body explains the how but not the why of the crimes. At the swimming pool, a m...

The team track the man who was used to fake Funes's suicide. When the Monster's killer is revealed, it seems Parodi's...

Lydia invites Parodi out. Setton, Quaranta and Parodi hatch a plan to catch the rapist. A romantic spark between Sett...

A case of mistaken identity puts the hunt for the rapist in jeopardy. Diego discovers the car in the window belongs t...

Diego tells Malena how he feels but events take a hideous turn, with consequences for Montes. A cover-up begins with ...

Parodi and Diego seek Montes's notebook but find nothing. Setton is convinced Diego's hiding something, but Parodi wo...