Les filles du château (1987)

In the south of France, Clotilde plays the actresses facing the camera of her fiancé, Michel, a young director. But while he is walking alone on the road, the latter is approached by Muriel, a lovely young woman with light morals. After a torrid night of love, the beautiful plant disappears and Michel, determined to find her, goes looking for her across the scrub land, to the chagrin of his friend Clotilde.