Kind demon and a vengeful survivor

This story follows the same cruel fate that was given to tanjiro but what if it was his sister nezuko?

what if she was the one who survived and her brother became a demon and what type of challenges that are waiting for her on a journey to cure the brother she failed to help in his time of need

Let's find out!
⚠️None of the demon slayer characters belong to me, they belong to Koyoharu Gotouge⚠️