While making a gift Charlotte asks her Daddy why he and Papa aren't married, leading Landon with the help of his daughters to make Father's Day one that they and Devin will never forget. Landon and Devin have been together since Landon a children's writer read to Devin's second grade class. Now eight years later they have two beautiful daughters, Charlotte and Gracie. While making a gift for Devin for Father's Day, a happily ever after story of her Daddy and Papa, Charlotte asks Landon why her parents aren't married leading Landon and the girls to put together a special proposal in Devin's classroom on Father's Day.