Nakamura Mondo was relegated to a post in Hachioji from the Minamimachi Bugyōsho and he has retired from professional assassin. But one day he was ordered to return to the Minamimachi Bugyōsho. Shikazō worked behind the scenes to get Mondo back to the Minamimachi Bugyōsho. Shikazō asks Nakamura Mondo to kill a man, once Mondo refuses but he is blinded by big money and eventually take the offer. Mondo restarts killing villains again with Kazarishokunin no Hide and Nawate Samon.

《必杀仕事人》是1972年出品的必杀系列电视剧，由藤田真主演，2010年藤田真去世，由东山纪之接手。

表面上有正当的职业，但实际上却是替天行道的杀手。