Kirika and Mireille are in for a surprise when they find that another professional has already taken out their next target. Word on the streets is that Noir was the killer- do the rumours refer Kirika and Mireille, or is someone else using the same code name?

Mireille and Kirika are offered a job in Taiwan- and their employer is none other than the Soldats. Despite the danger, Noir decide to accept, hoping that working for the Soldats will help them uncover some answers. But the assignment proves to be far from straightforward when they find themselves targeted by the Taiwanese assassin Shaoli, better known as the ""Cold-Blooded Killer…""

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…