Madrid, Spain, 1998. The many resources and skills of Gloria, Paz and Sagrario, three middle-aged women investigating paranormal events, are put to the test when their leader, Father Pilón, has an unpleasant encounter.

France, beginning of World War II. Hélène Studler is a nun who has been dedicated to the care of orphans and the abandoned people. But the times have changed, the people are living a whole revolt, the Germansoldiers have entered their city and the reality that now faces far exceeds the harshness to which they are accustomed: Hélène discovers that near her locality, the Nazis have installed a concentration camp. Along with some people of the city, several of her Sisters Daughters of Charity plot a whole plan to free the captives from their tragic end.

To carry out the biggest heist in history, a mysterious man called The Professor recruits a band of eight robbers who have a single characteristic: none of them has anything to lose. Five months of seclusion - memorizing every step, every detail, every probability - culminate in eleven days locked up in the National Coinage and Stamp Factory of Spain, surrounded by police forces and with dozens of hostages in their power, to find out whether their suicide wager will lead to everything or nothing.