Nude Celebs: Sophie Guillemin - When Martin (Charles Berling), a restless philosophy professor, falls for the sensual, nonintellectual young Cécilia (Sophie Guillemin), he is fascinated by her uninhibited attitude. Oddly enough, Martin's only confidante regarding this relationship is his ex-wife (Arielle Dombasle). This dark French sex comedy is a tale of unusual obsession.