Anna was also put in cryogenic sleep but voluntarily unlike Nina and asked to be awaken at the exact same time as Nina for unknown reasons. She was captured by the Mishima Corp and used as a test subject by Dr. Nina was assigned to assassinate Kazuya Mishima, the current head of the Mishima Zaibatsu, but her plans were foiled by Anna which caused her to fail her mission. However, this only maintained the sisters hatred for each other and expanded it further. Both Nina and Anna blamed each other for the cause of their father's death but tried the amend their relationship as it was one of their father's last wishes. In Tekken 2, two years after the first tournament, it is discovered that Nina and Anna's father, Richard had been killed under unknown circumstances. Anna turns around and begins to cry and Nina holds up the missing shoe, smiling. Nina gives her a disgusted look and slaps her around the face. Anna walks up to Nina and starts shouting at her. Anna points to her left foot and looks up at Nina who just shrugs. She is wearing a shoe on her right foot but there appears to be one missing on her left foot. In her ending, Anna opens a door and a few moments later there is a close up of her feet. In Tekken 1, Nina was hired to assassinate Heihachi Mishima, the head of the Mishima Zaibatsu although her true intentions are not clear. This resulted in a sibling rivalry to develop between Nina and Anna that has yet to end. From an early age, both sisters were taught various forms of martial arts by their father. He met and eventually married a British Aikido champion named Heather and they produced two offspring, Nina and Anna. Her father, Richard worked as an assassin for the IRA and left Ireland to escape his past. Nina Williams is an assassin who made her first ever appearance in the first Tekken game and has been the only female character to appear in every Tekken game.She was born and raised in Ireland along with her sister, Anna Williams.

Nina williams tekken 5