Annie Colwater's life is shattered when her husband of twenty years leaves her for a younger woman and her daughter leaves to study abroad. Seeking solace, she returns to her childhood home in Mystic, Washington. There, she reconnects with Nick Delacroix, her first love, who is now a widower struggling to raise his emotionally scarred daughter, Izzie. Annie and Nick find comfort and healing in each other's company, and a romance blossoms.

However, Annie soon discovers she is pregnant with her ex-husband's child. Forced to confront her past and present, Annie must make a difficult decision about her future, weighing her love for Nick and Izzie against the potential for a new life with her newborn daughter.

The novel delves into the emotional turmoil of grief, loss, and the struggle to rebuild one's life after a devastating heartbreak. It also examines the power of human connection, the importance of family, and the courage required to choose happiness.