Martha is a single woman who becomes pregnant and commits suicide after giving birth to a pair of twins, Jessica and Angelica, who are adopted separately. Years later, Angelica becomes a lawyer working for the mafia. Jessica, who was adopted by a prostitute, has become a criminal and is now arrested for the murder of her husband. In prison she tries to be friends with the director without success and she has to pay her sentence.
Three interlocking anecdotes about boy/girl stuff. Two gigolos make a bet to see which can boff an heiress first, a young artist tries to persuade his upper-class parents that his artist's-model fiance is a good choice for marriage, and a guy on the run from the mafia hides from them by cross-dressing.
Mexican comedian Alfonso Zayas is just one of the many folks in town who are cheating on their spouses, imagining themselves quite clever and secretive, even while unbeknownst to them their spouses are cheating on them in turn! When one of the many women with whom Zayas has a child dies tragically, he attempts to integrate his daughter into one of his other families, calling her his goddaughter. But when his son falls in love with her, the many sexual escapades around town threaten to take a disturbing turn for the worse.