In this all-access look at the polarising superstar, McGregor embarks on the most important year of his career, fighting three times and trying to climb back to the top of the UFC ladder. The docuseries begins in 2021 shortly after McGregor suffers a potentially career-ending leg break in his third fight against rival Dustin Poirier — and replays the horrific moment it happened in the ring. It then traces back through his start in the MMA and what went down the past several years, including various violent clashes that occurred in and out of the ring.