At last the war has begun! Instigated by virtue of Hokuto through their prime minister’s actions, the Touto government officially instigates the Kamen Rider as their military weapon. “I do not intent to become a tool of war” Sento replies. There is a reluctance in Sento’s words though, as he realizes that the outbreak of this war was also due to him creating the Rider System and the Smash. Just what decision will these two warriors make?