Small town girl moves to the big city. When she can't find a job, she starts hanging with a bad crowd.
The Grand Champion
Paco's ordered by a higher-up in his gang to beat up a journalist who wants to write exposes about Mexico City drug traffic, and that ends up opening a whole can of worms.
Final installment in Juan Orol's Percal trilogy. In this film, Malena is freed from prison by a gangster but a rival mobster will make things impossible for them.
Safe-cracker sets up a gangster rival to get arrested; after some unrelated adventures, that guy escapes from jail and pays him back.