Modern Day Gladiatrix

When Christina travelled from South Africa to England to join a catfight company, one of her dreams came true. She got to have a catfight against another woman.
Her life was good. But when the owners convinced her and her first catfight opponent to compete in a catfight tournament in Mexico, her life changed forever. The owners never mentioned their links to a cartel boss who made women fight in brutal fights, sometimes to the death.