"Homebound" follows two estranged brothers, Charlie and Max, who, in their adulthood, lead separate lives as bartenders. Their paths cross unexpectedly when they encounter a homeless boy named Leo. As they form a bond with Leo, they soon discover that he holds a mysterious connection to their past. Together, they embark on a journey of self-discovery, healing, and reconciliation, as Leo's presence forces them to confront their fractured relationship and ultimately reunite as grown men.