Unprecedented access into the lives of four of Britain's best boxers: Frank Bruno, Nigel Benn, Chris Eubank and Lennox Lewis. The series explores how the men overcame racial prejudice whilst breaking down barriers for black British athletes, as they transitioned into the mainstream media. 

The heated rivalries between the boxers turned nasty as half a billion people tuned in to see them settle their differences in the ring in the biggest week in British boxing history. 

An intimate insight into the boxers' lives reveal how they battled their own demons, throughout their careers and in retirement, and their struggles with mental health issues and the cost of the sacrifices made in order to create a legacy and pave the way and for those who follow in their footsteps.