A thrilling story of four men who are struggling to survive. Two of them are ex-convicts: one was a hired assasine, one was a judicial staff arrested for corruption. Mario decided to do the right thing when he was paroled. Daniel is a younger prisoner and also Mario’s disciple, is chosen to replace him on duty. Joaquin and Francis - two police officers who are in trouble with ethical issues. And there are inevitable conflicts, collisions.