あらすじ
The No.1 Hitman, Kim Gun, finds himself plunged into the world of martial arts due to a mysterious accident. To return to his original world, he must complete a mission called 'Martial Arts Conquest.' With a total of 2 guns, Kim Gun's adventure to subdue the unfamiliar martial arts world begins.
あらすじはAniListより（英語）。
データベース内の関連マンガ
自社カタログから選出 — 同じ作者、またはジャンルの重なり。