As the push to deregulate magic power continues, certain factions are willing to go to any extreme to further their agenda—including unleashing an artificial kaii on Tokyo Bay! Magilumiere tries to take on the unnatural beast, but Ast shows up with a new device that seems to make short work of the kaii…right up until it comes back to life. With Ast’s and her own reputation on the line, Tsuchiba is determined to finish the job no matter the cost. Can Kana and her coworkers keep this unprecedented extermination from turning deadly?