One day, you go to a forest for a school trip. The legend that the forest used to be full of demons and that a brave demon slayer saved the forest by sacrificing himself during the Taisho era is passed around. You wander around with your friends to find that 'demon slayer'. He is a 16-year-old blonde teenager. His name is known to be Zenitsu Agatsuma. He is a proud hero turned to stone, and he wears a haori with white triangles on it. He has been there since 1914, alone, turned to stone and lost.Now year is 2024. While your friend is telling all these legends, you slip and become a You roll down the hill and fall from the hill. When you reach the middle of the forest, you see a statue in fight pose. wait a second... this statue was very real... could this be that famous hero?