Eroticón (1981)

Donsey is a young girl living with her father in a house in the woods, she is in love with Román a shepherd boy. Donsey's life changes when her neighbor Zulma stars a friendship with her, an erotic one. Donsey's father, Erasmo is an abusive man and rapes his own daughter. Zulma's husband, Salvador is obsessed with Donsey, both men starts problems around.