Upon learning of the murder of a friend, a police inspector sets out to take justice on his own. This attitude, contrary to his usual convictions, will gradually destroy him.
After filming the hippie professor Luis Sandrini filmed this sequel to the above, following the sanctions imposed on it by Professor Horacio Montesano, sending him to Patagonia to a secondary school. Among the supporting cast is the famous singer Piero (he even play many of their good songs).