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.
The "demons" Leo fought in the past were not the same as Echidna's army. Echidna’s people are actually a different race altogether, making the current conflict a tragic misunderstanding of history. 💡 Character Analysis: Leo Demonheart Yuusha, Yamemasu Episode 6
Leo explains that the world is not a typical fantasy realm but rather Earth in the far future . He is not a human born in this era but a bio-engineered weapon created 3,000 years ago. For three millennia, Leo has watched civilizations rise