The Best of Me (2014) online

Amanda and Dawson are soul mates who met as teens and were from different backgrounds. But circumstances would force them to part ways. 20 years later they are brought back together by the passing of a mutual friend. So they go back home to fulfill his final wishes and they run into each other. While Amanda is married, albeit unhappily, she still has feelings for Dawson but can't forgive him for pushing her away.