Steve Fox destroyed the Mishima Zaibatsu laboratories and finally cleared his conscience. He then attempted to re-enter the world of boxing, but all the large tournaments were cancelled due to the outbreak of war around the globe. Without boxing, Steve lost his only livelihood, an unfortunate turn that quickly led to a very unfulfilling life.

About the same time, Steve received an invitation from Marshall Law and Paul Phoenix to train with them. Steve saw this as a good opportunity to experience other fighting styles and accepted their invitation.

Steve entered the King of Iron Fist Tournament 4 to show off his strength to the world and find out where he came from. With the help of Lei Wulong, he learned the secret of his birth. Having made a comeback as the world champion, Steve immediately decided to enter the King of Iron Fist Tournament 5.

British boxer Steve Fox, and Oxford University graduate, was intent on becoming World Champion and using his fame to track down his parents and find out the story behind the large scar on his arm. Having earned a title fight, Steve found himself tied up in corruption and was ordered to throw the fight by a shadowy crime syndicate. Refusing to lose, Steve used his elegant tactical style to win the bout.

An enraged Mafia boss, who had gambled on the fight, put a price on Steve's head and he fled from London to America. Eventually tiring of life in hiding Steve realised he could not achieve the fame he needed to reach his parents and vowed to fight again. It was then he saw a commercial for the King of Iron Fist Tournament 4...