Tatsuya was a shy and sympathetic boy in his childhood. After his  father’s death and the discovery that he was a traitor to the city,

Tatsuya and his surviving family faced endless prejudice and discrimination.

and fought against other teenagers who dared to speak ill of his family.

Having lived in the hustling and bustling city of Griza, Tatsuya is used to all kinds of brawling. 

He has been using his agile speed for attack and defense.