This is the story of the adventures of Speed Racer, whose father has built a unique sports car called the Mach 5. The young man uses the car to fight against dishonest opponents and criminals. Speed's whole life is connected to racing. During the races, he constantly encounters various problems. The main character receives help from his father Pops Racer, who used to be an engineer and helped design the Mach 5, his younger brother Spritle with his pet chimpanzee, and his girlfriend Trixie.