In the darkness beneath the city, retired cop Catherine Suzini is forced back into action when her daughter Julie disappears into the Paris sewers. Along with the help of Raphaël, her daughter's partner, Catherine chases every clue and uses all her instincts to navigate this terrifying maze of basements as she races against time in a hellish descent into the bowels of the city.
Production year : 2018
By : Mabrouk El Mechri
With : Nathalie Baye, Malik Zidi, Maïwenn