One night, a group of bored friends decide to participate in "the game of the cup." Between skepticism and fear the glass will break and the summoned spirit will stay on earth. From that moment born a strange relationship between a youth and the malevolent ghost of a murdered in the 20's, who will ask for your body supplied by a couple of days to settle an outstanding debt. The conflict was triggered when it should encounter a modern Buenos Aires, totally away from that which he knew.