Minami Hiromi, a blind FBI special agent, is assigned to the Tokyo Metropolitan Police Department for an exchange program. Nicknamed the “Last Man,” he is regarded as the ultimate trump card who never fails to close a case. Together with Godo Shintaro of the First Investigative Division, he forms an “invincible buddy” duo, solving numerous difficult cases. During one investigation tied to an old feud, the two uncover a shocking truth—they are brothers. Though their bond deepens, Minami eventually returns to the United States after completing his training. Two years later, Minami comes back to Japan and summons Godo to Hokkaido for a new case. There, Godo meets Minami’s first love. But when Minami becomes the target of a mysterious organization, the duo must join forces once more—this time alongside the FBI, CIA, and Hokkaido Prefectural Police. Together, they confront a conspiracy that threatens to shake the entire world. (Source: Japanese = Official Website || Translation = MyDramaList)