Femme Fatale was a group of female vigilantes. They fought crime in the name of justice especially for women and children. Men who dare abused women and children emotionally and physically will face their downfalls. Karla Marshall was the most dangerous of all. The only reason she joined Femme Fatale was to avenge her sister's death. Driven by pain and rage, she hunted her sister's murderer endlessly. After she got engaged, the only thing keeping her sane was her fiance, Nick. Karla was determined to avenge her sister's death at all cost.