James McConnell's one wish is that his nine-year-old son will finally be healthy enough to play a game of catch. Then he and his wife, Emily, receive news they've dreaded: Aaron's cancer has relapsed. As the family steels themselves for a draining treatment regimen in yet another hospital, Aaron receives the gift of a lifetime--a personal visit from one of his favorite professional baseball players--and the chance to make a bold request, his wish: to see his dad play in one major league game. A former college standout, James fears he doesn't have the talent it takes, even for one game, and that he'll miss what could be Aaron's precious last weeks. Yet how can he refuse his dying son's wish?