A post war soldier Sugimoto, aka, “Immortal Sugimoto” —who survived the lethal Japan-Russo War—was in need of large sums of money for a particular purpose….
What awaited Sugimoto, who stepped into Hokkaido’s Gold Rush with dreams of making a fortune at a single stroke, was a tattoo map leading to a hidden treasure based on hints inscribed on the bodies of convicts in Abashiri Prison?!
The magnificent nature of Hokkaido vs vicious convicts and the meeting with a pure Ainu girl, Ashiripa!! A survival battle for a hidden treasure hunt begins!