The Last Ninja is a story of revenge, a government's goal for ultimate power, and the passion for the craft of a ninja. In 1929 Japan, the practice of being a ninja is banned by corrupt government officials who feared opposition in their quest for power. Unfortunately, nine-year-old Kenji has just fallen in love with the craft after watching his grandfather train, which leads to the boy witnessing the death of his grandfather by those same government officials! Now Kenji devote his life to secretly training in the ways of the ninja, even as he seeks revenge on those who killed his grandfather.