An Iowa farmer, overwhelmed by an inexplicable voice whispering "If you build it, he will come," is compelled to construct a baseball diamond in the middle of his cornfield. Despite risking financial ruin and the concerns of his family over his sanity, the farmer, driven by a blend of faith and nostalgia, dedicates himself to this enigmatic task. As the field is completed, the ghosts of legendary baseball players, including the disgraced "Shoeless Joe" Jackson, emerge to play ball on the farmer's diamond. The experience becomes a magical, time-transcending stage where the past mingles with the present, breathing life into old aspirations and forging new connections.

The otherworldly happenings at the baseball field attract the attention of others while remaining inexplicable to outsiders. The farmer, now seeking a deeper understanding of his purpose, embarks on a journey that leads him to a reclusive, once-celebrated author and a variety of individuals who are all in some way connected to the magical field. As their stories intersect, the farmer begins to comprehend the profound implications of his actions, peeling back layers of meaning that extend beyond the simple joys of the game and into the realm of personal redemption, reconciling with the past, and the eternal bonds forged through America's favorite pastime.