Nearly a century separates Sophie Lefèvre and Liv Halston. But what unites them is their determination to fight until the very end for what matters most in their lives. The painting “The Girl You Left Behind” for Sophie is a reminder of the happy years spent with her husband, a talented artist, in early 20th-century Paris. After all, in this canvas, her husband depicted her—young and beautiful. For Liv Halston, living in the present day, Sophie’s portrait is a wedding gift made shortly before the death of her beloved husband. A chance encounter opens Liv’s eyes to the painting’s true value, and when she learns the story behind it, her life changes forever…