La choca (1974)

Martin lives in a mountain hut with his wife, La Choca, and his son, little Martin, and Flor, Choca's sister. They live through hardship to make ends meet, and Martin does some smuggling. During his abscence, three men arrive, accuse him of having betrayed them, and set a trap to capture him. When he arrives, all hell breaks loose, and out of the carnage only La Choca survives.