Zhang Heng, who had just joined the Demon Sect, accidentally entered the Man Sect's world by chance.
Death World: "What's Hollow? Death? Isn't it just a ghost cultivator?"
One Piece World: "What extermination order? Look at my human emperor banner!"
He is the ninja god in Naruto who is called cruel by Uncle Snake.
He is the foreign enemy in Demon Slayer who allows the demons and the Demon Slayer Corps to put aside their grudges and unite together.
Wherever Demon Zhang goes, no soul is left behind.
When will the world be destroyed?