Leo Kliesen

Leo grew up in a family of very successful people. Leo's father was a world famous spelunker and mother had a high position in G Corporation. Leo's father disappeared when Leo was a child. Leo decides to become a spelunker.

Leo lived a life without any serious events until one day Leo's mother was killed. The police didn't do much to find the ones responsible and closed the case as unsolved. Leo decides to get the bottom of this mystery.

Leo's investigation leads to Kazuya Mishima, who is at the time is the leader of the G Corporation. At the time the G Corporation was viewed as a savior of the world in the war against Mishima Zaibatsu. That made Kazuya an unreachable target.

Leo hears that Kazuya is set to participate in the Mishima Zaibatsu's sixth King Of Iron Fist Tournament. Leo decides to enter and get revenge on Kazuya in the tournament.