Young Cain (1959)

Juana moves with her son Juan from the country to Caracas in search of better work and educational opportunities. When they get there they have to live in a poor home in one of the slums located in the city's outskirts, where they encounter a horrible world full of promiscuity and misery, that is quite different from what they expected and that eventually will lead Juana to self-destruction and Juan to reconsider his life in the city.