Following the remarkable story of 18-year-old Billy Monger, one of Britain's most exciting young racing drivers, who in April 2017 was involved in a devastating crash, resulting in the amputation of his legs. Incredibly, soon after his accident, Billy resolved to get back to racing, in the hope of becoming the first ever amputee to race competitively in a single-seater racing car.  This film follows the extraordinary story of Billy and his family, as he pursues his dream to one day race in Formula One. With the support of the racing community and his hero Lewis Hamilton, Billy has to change the rules of motorsport and learn to drive again without legs, all while coming to terms with life as a disabled person - a term Billy is reluctant to accept. This heartwarming and inspirational story is about the incredible will of one young man, but also the extraordinary support his family provides during the toughest time of their lives.