Cómo cazar a un monstruo

Lluís Gros, sentenced to 23 years in prison for sexual abuse, asks YouTuber and filmmaker Carles Tamayo for a documentary about his life to clean up his image after his conviction. After months of monitoring and an exhaustive investigation, Carles discovers many other crimes committed by Gros that motivate him to fight for justice. It is the story of how a criminal's ego ends up being his downfall and of Carles Tamayo's fight for justice.