In a futuristic world, a popular sport is Big Foot Basketball, where players ride mecha called "Big Foot" and play basketball in a giant arena. Dan JD and his companions rename it "Basquash", and then pursue their dreams come true.

The story takes place in the world of "Earth Dash", an alternate, futuristic version of Earth where human society split between the far more advanced lunar society and that of the planet's surface. A popular sport is BFB (Big Foot Basketball), where players ride mecha called "Big Foot" and play basketball in a giant arena. In the city of Rolling Town, Dan JD and his companions take the sport to the streets, rename it "Basquash", and then embark on a journey to overcome their past hardships and make their dreams come true.—Moh X