在墨西哥舞厅，舞者们随着热情的旋律，尽情展现生命的活力与欢乐。屋檐绊月

　　Mercedes (Marga Lopez) dances for money with the clients of Salon Mexico, a famous cabaret in Mexico City. Her younger sister Beatriz (Derbez) studies in an expensive private school, paid by Mercedes. Obviously, young Beatriz doesn't know about her sister's job. Troubles begin when Mercedes wins a danzon contest with Paco (Acosta), her pimp. Paco refuses to share the prize with... (展开全部)