He writes, she sings. Together they play. They play to love, to désaimer, in life as on stage. In the Roaring Twenties, for 15 years, the legendary couple formed Sacha Guitry and Yvonne Printemps reigned supreme in Paris and the world whole. Here, in the words of spirit, a love story crossing happiness, strife, deceit, jealousy, the two beautiful lovers and impossible.