The Journey Of Revenge

Tanjiro didn't make it in time. All of his family were dead, Including Nezuko. Being left alone brought despair, and deep hatred to his heart. To kill all of the demon, was his newly found goal even if it kills him.

The kind and warm-hearted boy was replaced by a gentle, yet cold man. Meeting a man who inspired him to make stronger, he dedicated his whole time training and learning about demons. To kill the one who murdered his family, the demon king Kibutsu Muzan, witness how he will make this seemingly impossible dream possible.