Tom, a widowed ophthalmologist from California, travels to France to recover the body of his estranged son, Daniel, who died in a storm while trekking the Camino de Santiago pilgrimage route. Confronted with his grief and unresolved issues with Daniel, Tom decides to honor his son's memory by completing the 800-kilometer journey himself. With his son's ashes in his backpack, Tom embarks on the path, steeped in reflection, determination, and a desire to better understand himself and his son.

Along the way, Tom encounters a diverse group of fellow pilgrims, each walking for their own reasons and with their own burdens. Among them are a jovial Dutchman seeking to lose weight, a Canadian woman escaping an abusive relationship, and an Irish writer suffering from writer’s block. These newfound companions share stories, challenges, and moments of personal revelation, providing Tom with unexpected friendships and insights. As he traverses the picturesque landscapes and historical landmarks of the Camino, Tom's journey becomes one of personal transformation, revealing the profound impact of life, loss, and the bonds that connect people.