In a strangely aloof and uninvolved story of incest, director Brigitte Sauriol takes a certain distance in her treatment of a couple with two daughters on a summer vacation in Quebec. Scenes with the father and older daughter soon reveal that an incestuous relationship has been going on for a long time, without the mother's knowledge. The older daughter tries to run away at one point and talk to a friend about her plight, but that does not turn out successfully. She begins to suspect her father ...