Desc: La clé de voûte: Directed by Roger Lion. With Gina Palerme, Gil Clary, Marie Dubuisson, Céline James. Rose is a young factory worker, seduced and abandoned by her lover. She feels compelled to abandon her baby, who will grow up in a rich family, with problems of its own. Rose lives through plenty of adventures, always repenting for leaving her child, until one day...