Two couples live through attraction, distraction, sympathy, friendship, quarrel, jealousy, fidelity, and the Devil supervises it all by delivering solemn warnings in choice moments.
Adriana, an orphan who has been raised in a well off family, becomes pregnant after being seduced by a man. Outraged, Mr. Bento kicks her our of home. What he doesn't realize is that her seducer is his own son, Raul, a brilliant law student.
Meia-Lua used to be a sailor, but he now makes a poor living smuggling. He is a cynical man, who doesn't care for Ana or for the child they had together. He lives with the beautiful Marlene who dances in the bars. Gull spends her whole days lulling a doll in her arms, and she waits for her love...