It tells the story of Sonia, a responsible, orderly woman with a very integrated sense of the norm. However, in a single night this textbook controller will be forced to do everything she has not dared to do in thirty-six years.

After the death of her husband, a grieving widow and a tormented ex-cop investigate a series of murders apparently related to the Universal Expo held in Seville in 1992.

A couple temporarily adopts a young girl that they found wandering around alone in the high road.