Signs from another planet arrive on Earth, exactly at Villa 21 de Barracas (Buenos Aires). With scrap, garbage and cardboard, a group of the humble neighborhood manufactures weapons and a spaceship to destroy the aliens. The final battle approaches. Will the villa be ready?

Shot almost in its entirety in the corridors of the Villa 21, one of Buenas Aires' most well-known shanty-towns, Estrellas (Stars) revolves around the work of Julio Arrieta, who is both a theatre director and is responsible for providing shooting locations for those directores wishing to film in an Argentine ghetto.

Mabel lives on a slum. Does work as a clown at children's parties and as a prostitute. At 20 crosses paths with Martin, a lawyer just shy of 40. He has divorced his wife and left the law firm he was working on. Buys a trailer and goes to live in it. Advertising for a car wash dressed as a bird he meets Mabel and they fell in love. Later she finds out she's living with HIV. From that moment on, Martin's love will help Mabel fight her battles with death.

"El Pollo," a 13-year-old child in reform school, witnesses and experiences the brutalization of the guards and the other inmates.

In a small town near the mountains of Argentina, Juana tries to commit suicide but ends up in a coma instead, to the great pain of her daughter Marta. Her other daughter Mercedes comes from Buenos Aires but is less interested in her mother's condition than in possibly getting her money. Marta's husband has a great offer for a piece of land owned by Juana, but can't do anything while she is in a coma.