[Machine Translation] The fast-moving sailing ship Reina Issei, despite the chaos of the shogunate administration, sailed on the open seas. Zakoji Fujinosuke re-entered Shanghai as the captain of a merchant fleet of mixed Japanese and Chinese merchants trading with the East. However, at the welcoming wharf, he is robbed by a gang of Western-style murderers of the money entrusted to him by the British Chamber of Commerce. Fujinosuke, on the lure of a leopard in an opium den, ventures alone into the labyrinth of darkness, where he finds himself in the middle of a dark and mysterious world. Reclaim your pride, Samurai Tounosuke.