Story:
Leonardo da Vinci was a painter, inventor, engineer, scientist, humanist, philosopher... he was a universal mind. He was also a visionary. He was an inventor too far ahead of his time for his projects to be realized; he nevertheless recorded them on parchments. Among his more confidential inventions are... playing cards! You are clearly showing front and back cards representing reproductions of secret parchments drawn by Leonardo da Vinci. All these parchments instantly turn into real playing cards, front and back! But this invention remained a secret... that's why these playing cards instantly turn back into parchments!  

Cast