Kirika and Mireille's mission to destroy the Hang Yiban triad went awry when the Hang Yiban sent their own assassin- the ruthless Shaoli, to destroy Noir. Now, Mireille has been captured by the Hang Yiban, and Kirika must work with the mysterious Chloe to free her. But even if Mireille can be rescued, Noir still has the job of eliminating both the Hang Yiban leaders, and Shaoli herself.