Raised by assassins, Yuki is the last of the Takemikazuchi royal bloodline. A deadly weapon in her own right, she learns the gruesome truth about the death of her beloved mother and joins forces with a mysterious rebel leader.

Officer Ryotsu is ordered to team up with FBI agent Lisa Hoshino to find a terrorist who is currently in Tokyo. For an unknown reason, only buildings from the Shinatora corporation seem to be targeted by the mysterious Benten.