A dominatrix-clad fighter in Toushinden who joins the tournament to regain her memories. She learns the Himitsu Kessha tampered with her memories so she wouldn't remember being the prototype for a killer whom the syndicate could control remotely via brainwashing.
Sofia remains positive after this revelation and rebonds with her family to make new memories, but the second tournament is organized and she feels she must participate. Sofia meets the final version of the brainwashing experiment in another fighter named Chaos, whom she tries to save but ultimately cannot.
