While the doctors can find no explanation for Mona's brief episode of blindness, they agree that the threat of permanent vision loss cannot be ruled out. The girl's grandfather, Henry, may not be able to stop his granddaughter from losing her sight, but he can fill the encroaching darkness with beauty. Every Wednesday for a year, the pair abscond together and visit a single masterpiece in one of Paris's renowned museums. From Botticelli to Basquiat, Mona learns how each artist's work shaped the world around them. In turn, the young girl's world is changed forever by the power of their art. Under the kind and careful tutelage of her grandfather, Mona learns the true meaning of generosity, melancholy, love, loss and revolution.