The hardest fight is knowing who you are.

The true story of Cass Pennant a reformed football hooligan who was formerly leader of England's most feared football gang. Adopted into a white family in East End London, Cass learns from a young age to fight racist taunts with his fists and develops a violent and abrasive mentality in an attempt to gain respect and status. Through his aggression and brutality, Cass rises to become the head of the Inner City Firm, a notorious group of violent die-hard football fans. When a long running feud with a rival gang leaves him with three bullets in the chest, only Cass's immense willpower ensures his survival. But he is then faced with a terrible dilemma: does he obey the code and seek revenge, or does he leave his violent ways behind now that he has been given a new chance at life? From his tormented youth to his rise to fame and power, "Cass" tells the provocative true-life story of a controversial figure and his struggle for personal identity.