The Assistant (original title: La Volante) is a 2015 drama-thriller film directed by Christophe Ali and Nicolas Bonilauri and starring Nathalie Baye and Malik Zidi.
One night, while driving his pregnant wife Audrey to the hospital, Thomas accidentally hits and kills a young man on the road. Several years later, Marie-France, the bereaved mother of the deceased is still unable to recover from the tragedy. She becomes a personal assistant for Thomas, who remains completely unaware of her identity. Soon, Marie-France carries out a methodical plan, making herself become indispensable to Thomas, while interfering in his family affairs and also approaching his son Léon.