Richard is a private detective. He makes a good money from marital infidelity: the deceived husband and wife generously paid him for proof of their infidelity "halves".
A petty criminal fakes insanity to serve his sentence in a mental ward rather than prison. He soon finds himself as a leader to the other patients—and an enemy to the cruel, domineering nurse who runs the ward.
A cynical detective and a Roman Catholic bishop team up to investigate the reported miraculous powers of a 17-year-old girl being held captive in the home of her father, an ailing syndicate kingpin.
Benjamin Ortalora is a young man who leaves Buenos Aires after murdering a rival. He goes to Montevideo where his cool boldness draws the attention of gang leader Azevedo Bandeira.