At the Metropolitan Police Department, Daimajin stands head and shoulders above all! rushing to the scene with lightning speed. a hot-blooded man who wields his mighty arms! He is the ace of the Investigation Division, Jin Daiba! However, this man harbors a dark, dark secret?! Enter the young officer, Saimon Hirayasu, who approaches! With a thoroughly unpleasant personality, never trusting others, and deceiving people with his own cunning! These two complete opposites clash, confront, and take on great evils! A never-before-seen picaresque suspense unfolds with the duo from "Kurokochi"