Layla Hughes devoted six years to her family, only to find her husband Gavin longed for his first love, a woman their daughter adored. Heartbroken, she left and reinvented herself as "Su," a medical prodigy shaking the scientific world. Now, as Gavin sees through his ex-lover's lies and realizes his loss, Layla is thriving with a man who values her brilliance. But when her past seeks a second chance, will the woman he overlooked ever look back? Some hearts, once undervalued, are gone forever.