Takuma Tsurugi, a tough martial artist, is once again drawn into the world of crime and corruption when a wealthy businessman hires him for a seemingly straightforward assignment. Tasked with eliminating a bothersome rival, Tsurugi quickly discovers that the job is not what it seems. The rival he is supposed to kill is actually an undercover agent working on dismantling a powerful criminal organization. Realizing he’s been deceived, Tsurugi decides to protect the agent instead, turning against his employers.

As Tsurugi takes on his new adversaries, he finds himself embroiled in a dangerous game involving mobsters, hitmen, and a high-stakes conspiracy that reaches far deeper than he anticipated. Utilizing his exceptional fighting skills and relentless determination, he must navigate a labyrinth of deceit and treachery. With each fight bringing him closer to the truth, Tsurugi faces increasingly formidable opponents, all while trying to stay one step ahead of those who now wish to see him dead. The stakes rise as he uncovers a plot that could have devastating consequences if left unchecked.