Samy lives happily with his wife, Alice, in a poor urban housing project amongst friends and neighbours. For his son’s birthday, the richest man in France throws open his grand department store, offering the boy whatever he wants. Alexandre chooses Samy, the night watchman, as his new toy…

In the near future, Paris is divided into three zones that separate social classes, and no one can escape ALMA, a predictive AI that has revolutionized law enforcement. When ALMA’s creator is assassinated, Salia, a top agent, and Zem, a jaded cop, are forced to work together to solve a murder that may expose the dark secrets of the system they serve.