"Ni Pour, Ni Contre" tracks the fall of a young TV camerawoman, Caty, after she becomes involved with a group of petty criminals and their enigmatic leader, Jean. The gang lives hand-to-mouth until the day Jean plans a daring bank robbery. Although other gang members feel out of their league, Jean persuades them to take part and Caty finds herself in a hellish world of betrayal, violence and murder.