After a devastating toxic snowfall kills millions, Juan Salvo and a group of survivors in Buenos Aires must resist an invisible threat from another world.
In the present, in Spain, Miguel's mind, affected by a brain disease, seems cloistered in the past, in Argentina, in the seventies, when he risked his life for his ideals. He is obsessed with finding a woman named Diana. Mario, his son, who has been away from Miguel for a long time, now feels compelled to unravel the mystery of a name that, like a curse, pursues his father.
