Girl, Beatrice will soon go blind. Until she is completely blind, she tries to explore all the streets and intersections of Paris, so that later, when she is blind, she can move around without a stick for the blind. Therefore, she walks at night in Paris, while there are no people on the streets of the city. Once during a walk, she meets a battered guy. Beatrice helps him regain his senses. At night they walk around Paris, not noticing how they fall in love with each other. But circumstances force the guy to betray Beatrice.