In a small American town, Mabel is a young dreamer with a great love for speed and automobiles. Despite being seen as just a prankster, she dreams of showing that women can be skilled drivers too. When her father, a local mechanic, loses a crucial motorsport contest, Mabel decides it's time to take the reins and shine.
Armed with her wit and an old car, Mabel signs up for a race that will attract the community's attention and put her bravery to the test. As she prepares for the competition, she faces a variety of comedic situations and unexpected obstacles: from the unfair competition of an arrogant local racer to her friends' relentless attempts to dissuade her. But Mabel doesn’t give up, and with each challenge, she gains confidence in her abilities.
The race is the climax of the film, where Mabel must confront her fears and prove that she is not only capable of driving but can also surpass everyone’s expectations. However, unexpected twists and a series of comedic events threaten her triumph. With determination and a bit of ingenuity, Mabel not only seeks victory but also aims to break the gender stereotypes of her time. In the end, what is at stake is more than just a trophy; it is the freedom to be who she truly is.