On New Year's Eve, 1999, Hanna and Richard meet. She is a born and bred Londoner with plans for a career in journalism. He is the son of a wealthy New Yorker and destined for Wall Street. As Hanna and Richard go back to their own worlds they keep in touch, and when Hanna has her heart broken it's Richard she turns to. They reunite and fall deeply, madly in love.
But they can't possibly imagine the ways their love will be tested. Fifteen years after they first meet, neither can bear to hear the other's name spoken. Then one day Hanna walks into Richard's office and reveals a shocking secret. Richard must decide if he can forgive her. And both need to choose whether to take a second chance on happiness, or if their love is beyond repair?