Two women, separated by five hundred years, hide Leonardo da Vinci's Mona Lisa-with unintended consequences.From the USA Today bestselling author of The Night Portrait comes a stunning historical novel that will forever change the way you look at the Mona Lisa. Florence, 1479: House servant Bellina Sardi's future seems fixed when she accompanies her newly married mistress, Lisa Gherardini, to her home across the Arno. But when Lisa's husband asks Master Leonardo da Vinci to paint a portrait of Lisa, Bellina finds herself tasked with hiding an impossible secret.France, 1939: As the Nazis close in on Paris at the dawn of World War II, a young archivist, Anne Guichard, helps the frantic Louvre staff spirit away the Mona Lisa and other priceless works of art to hiding places in the French countryside. But as the dangerous game of cat and mouse comes to a head, Anne realizes her own family may hold the secret to returning the Louvre's collection to safety.