Chapter one - the turning

Tanjiro has become a demon. But while his heart stays the same his brain doesn't. Tanjiro finds an upper moon who is willing to help him grow strong. Tanjiro desires to see Muzan is dead. Will he be able to overcome this yearn for blood and kill Muzan before it's too late?

Author's note but their is some really descriptive scenes with corpse's and blood along with eating sence. If you watch demon slayer that you know what eating means.