Watch FilmoFlix. A group of German medical students is discussing the influence of various factors on the human psyche. Pharmacological agents can not only restrict an individual's freedom and destroy their free will, but also plunge them into fear and cause the disappearance of normal human reactions. This mechanism of psychological enslavement by political dictatorship was illustrated by the example of Lucia, a Chilean girl and supporter of President Allende, who was persecuted by the Pinochet regime.