Maria is a young woman and daughter of a poor fisherman who sells her to the crook Rufino. He is a smuggler and a gambling and illegal gambling entrepreneur. He subsequently changes her name to Karina and forces her to prostitute herself and perform strip shows in his business. A friend of Rufino, the farmer and also criminal Lucas, is obsessed with Karina and tries to convince her to stay with him on his farm. He has a chance to fulfill his wish when he wins her in a poker game against Rufino. She refuses to go with him, and Rufino beats her up. She gets a revolver and kills Rufino. She is sent to jail but her despair comes to an end and has an ardent passion when she meets a court-appointed female lawyer, Sheila who promises her she'll be out of jail asap. But both ladies will have to fight an outlaw who will do whatever he can to have Karina.