Yuusha, Yamemasu Episode 6 ✧ 〈AUTHENTIC〉

For three millennia, Leo has watched civilizations rise and fall. He has served countless kings and saved humanity hundreds of times, only to be feared and eventually exiled every single time once the threat was gone.

Leo was one of twelve "Demonheart" units created by humanity to fight off an invasion of "Demons" (which were actually extra-dimensional monsters). While the other units were eventually destroyed or deactivated, Leo's unique ability to "auto-evolve" and his immortality allowed him to survive indefinitely. Yuusha, Yamemasu Episode 6

What the current world calls "magic" is actually a remnant of hyper-advanced nanotechnology and science from the 21st century. For three millennia, Leo has watched civilizations rise

Leo reveals that his primary directive is "Save Humanity." However, because he is immortal and infinitely adaptable, he has become so powerful that humanity now views him as the greatest threat to their existence. 🌍 World Building & Lore While the other units were eventually destroyed or