In Gascony, a sparsely populated region in the southwest of France, lives Dr. Jean Cadéot, a ninety-year-old veterinarian who continues to work tirelessly and still enjoys doing so. Although his eyesight is getting worse and worse, he treats his animal patients with all his senses and all his love.
The history of the magic lantern with demonstrations of moving slides, watertank or polarisation slides, followed by images on paper, which are brought to life with mechanical manipulations, with light shining through them or as panorama.
The film traces the history of the camera obscura, the understanding of perspective and anamorphosis, peepshows and it shows the beauty of historical shadowtheaters and shadow toys.