A new patient mysteriously appears in a psychiatric ward. He claims to come from another planet to study humans and their behavior. The alien is gentle but criticizes humans for their harsh treatment of each other. The assigned psychiatrist is himself unhappy, and affected by the patient's insight. But he is ordered to treat the patient according to institutional procedure.
On December 30, 1999, seven friends (plus a surprise guest) meet for a barbecue on the terrace of Tito, the host. The meeting continues until the early hours of the last day of the end of the millennium.
A Buenos Aires man, who believes he has been cursed as a vampire, dreams of a lost love who can release him. Meanwhile, a corrupt police detective is assigned to find a vampire-like killer operating in the city.