Within the Danger Service Agency (DSA), Mikura, Kurokawa, and Harada form an eclectic trio. Mikura embodies strength, Harada intelligence, while Kurokawa, a former police officer, assumes an illusory leadership role. Unfazed by peril and enticed by lucrative rewards, they tackle high-risk assignments. Crossing their path is perilous, a certainty. Yet, their most daunting challenge arises when a mysterious figure targets Kurokawa for assassination, unraveling a web of intrigue.