When a secret informant tells Adriano of an ongoing escape plan devised by The Engineer and his men, the jailer starts to frantically look for the supposed tunnel. Paranoid with the possibility of a massive escape, Adriano puts his professional reputation and his family life at stake when going to extraordinary measures to unveil the plot. After overstepping his boundaries in his quest, Adriano is suspended by the penitentiary's director, Dr. Vilma. After a prisoner is murdered, Adriano learns the escape was merely a hoax created by The Engineer himself to try and find out who was the jailer's informant.