Jean Stoll

1895. Discovery of X-rays. Researchers and scholars are true martyrs, because they do not know how to protect themselves against radiation dermatitis. Professor Belcour has to have one hand amputated, his assistant Henri Vermont, aware of the danger, has the courage to break up with his fiancée. Withdrawn to the countryside, they eventually recover.

A young woman from the countryside travels to Paris to become an actress. Despite all kinds of difficulties, affronts and emotional adventures, she succeeded in gaining a place in the world of entertainment and becomes a great movie star.