You hear those first four notes and your foot presses down on a pedal that isn't there. This is the show that kicked the door open for anime in the West, and it did it with a white car, seven lettered buttons on a steering wheel, and a teenager who would not be told to stay off the track. Go Mifune drives the Mach 5 because his father Daisuke built it and then forbade him from touching it, which is the most honest teenage motivation ever animated. The Masked Racer shadows him through the whole run, and the reveal still lands even when you know it's coming. Yes, the dialogue is a machine-gun of terrible puns and the plot logic collapses if you breathe on it, and yes, the animation is 1967 hard. But Kurio and the monkey stowing away in the trunk is a bit that has outlived most of the shows that mocked it.
Speed Racer follows Gou Mifune, a teenage hothead obsessed with one thing: winning. His father built the Mach 5, a technological marvel packed with gadgets and raw power, but refuses to let his son near a racetrack. Gou ignores that warning entirely. Behind the wheel of that impossibly fast car, he tears through circuits across the globe, chasing glory and testing himself against the world's toughest drivers. What starts as youthful ambition quickly becomes something darker. Criminal syndicates manipulate races. Competitors will do anything to knock Gou off the road. His girlfriend Michi watches nervously from the sidelines while his little brother Kurio cheers him on, both trying to keep up with his increasingly dangerous lifestyle. Even his monkey mascot Sanpei seems to know this path leads somewhere dangerous. Gou doesn't care. Speed is all that matters. Every race raises the stakes higher, pulling him deeper into a world where winning means survival and losing means everything. The Mach 5 roars forward, and so does he, consequences be damned.