Charles and Vera Antetokounmpo emigrated to Greece, but struggled to survive. When they weren't selling to tourists, the sons were playing basketball. With the help of an agent, Giannis entered the NBA Draft. Last season, Giannis and Thanasis helped bring the Milwaukee Bucks their first championship ring in 50 years. This documentary explores the rise of the Antetokounmpos family as they fought for their dreams.