An asteroid collision brought with it a deadly menace known as "Shinobi." Faced with destruction, humanity retreated to land reclaimed from the sea. The one ray of hope is a device that can fight the Shinbo called "The Mechanical Divine General." Ame, the princess of the refugees, and Suō, who carries the blood of the Yagyū family, must awaken its power in order to save the world.

Neppuu Kairiku Bushi Road

A blackmail sent to the police containing a video showing the letters "VF" in flame. "VF" means to battle with the card game "Vanguard", in other words, to "fight". The criminal's demand is to call the strongest adult vanguard fighter, and to fight him against three games.