Never Stopped Loving You by Emma Kingsley

After Nathan Parker broke her heart eight years ago, Elizabeth Watson left to work as a nurse with Doctors Without Borders while he went on to become one of the top oncologists in the United States. When her mother is diagnosed with cancer, Elizabeth is forced to face the love of her life again. While half the globe separated them, Nathan could pretend she didn’t exist. But having her around throws his orderly life into chaos as all his old feelings bubble to the surface. Facing their past is the only way to move on, but what does their future hold? Can true love ever die?