After the events of Tankery End and the event's Rise of An Emperor, it is time to declare a Civil War after both our heroes return to their homes and school but sooner or later two heroes will face each other and so will their allies... As the Japanese learned, there are two Tankery sports in America .... The League and The Association as they question remains which sports organization will stand.

Japanese Sensha Do is a sacred piece of Culture for the people of Japan. it dates back for decades the use of old tanks to teach a young woman maturity, individuality, and independence. however with word of the ever growing popular American Tankery, an American version of the the high cultural Sensha Do, the most traditional of the Sensha Do Federation deem it a heretical act and should be responsible for its dismantlement. thus the creation of a joint war game. on the pacific's own Tomodachi Island both Japan Sensha Do Federation and the American Tankery Association will battle it out in order to deside the fate of American Tankery and Sensha Do as a whole.

After the Oshima Island Incident event with the defeat of Anderson and the old School Vermont Tankery Academy and preventing the disbanded Tankery sport in America, our characters return to their home country so they can finish their school year after missing half of the fall semester however a new threat lurks as Houston knows someone will be coming after them.... There happened to be three S Rank Schools and the one leading the big three was a Boy who earned the League title.... Emperor...

Witness a dreadful incident that took the lives of five thousand High school boys in the match of Tankery in America