A police-escorted prisoner transport supervised by Interpol sets off to Belgrade. The route leads the transport through Pančevo, where they encounter an ecological disaster and infected people who are trying to kill them. Interpol agents Mortimer Reyes and Mina Milius soon realize that their only chance for escape from the zombie hordes lies in allying with the dangerous, mysterious prisoner.

An Argentinean born Spaniard, writer and journalist, whose parents were tortured and murdered during the Military Coup, returns to finish a novel about them, with the ambiguous determination to get even with their murderer, a former Sheriff who lives nearby in Patagonia. He and the Sheriff's daughter fall in love. He takes DNA samples of the Girl's family and realizes the truth; she is not their daughter, which means she might have been abducted from her murdered parents. He indirectly feeds her mistrust. The girl travels to Buenos Aires to investigate. She finds out the truth and faces her father, who avows never agreeing on saving those children. On her question, "Who am I?" he says she is a mistake and that she is alive thanks to his decision. It is her who ultimately solves the Writer's conflict in a tragical showdown with the Sheriff.

Marga, a well-known television presenter, organizes a dinner with old friends from boarding school to which he has not seen for 30 years. But the meeting hidden other motives. Marga projects an old super 8 film shot where they can guess the murderer of a friend by one of the dinner guests. After a night of surprises and serious accusations, the truth comes out.