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Protecting his sister Shizuka from a bullet, the strongest assassin Nagi Taira falls into a coma. Against all odds, he regains his consciousness- but only when faced with killing intent! Thus begins a violent journey of recovery, battling the most dangerous foes.
Shizuka takes on the most dangerous of assassin jobs, but she's not the one doing the killing. Rather, it's her brother, Nagi, a strong assassin who took a bullet to protect his sister, leaving him in a comatose state and having to use a wheelchair. However, Shizuka has figured out the key to waking her brother up: he must be faced with killing intent! Thus begins a violent journey of recovery, battling the most dangerous foes!
Crimes committed by "Kaijin," superhumans produced by technology, are on the rise in Tokyo. Shibasaki Ken and Momoyama Reiji are assigned to work together to solve a recent serial killer case. Â