Héctor Biuchet

Set around 1910 in the Chaco region, the film depicts the plight of quebracho woodcutters, cruelly exploited by English businessmen with the support of the authorities, local police, and a paramilitary force established by the employers themselves.

The police, led by Inspector Ibanez, are baffled by the murders of several attractive female dancers who all work on a musical TV show that features a horror-themed tableaux. The killings are the work of a masked psychopath with a taste for human blood and there are many suspects…

A doctor—on orders from a sentient brain—kidnaps intimate couples and takes them to his mansion as prisoners. He injects his subjects with a substance to 'enhance' their sexual abilities. The curious doctor then forces his hostages to have sex. While they are making love, he drains a fluid from them, which he needs to prevent himself from transforming into a monster.

Juan remembers his childhood spent during the fifties in Argentina, when he lived doubts, fears and conflicts typical of the passage towards adolescence, surrounded by his family and the neighbors of the neighborhood

When they are killed by the leaders of the two gangs fighting for control of the underground game, the conductor who is the heir of one of them turns his musicians into gangsters.