What if Nezuko was the eldest sibling? What if Tanjiro was a demon instead. This is a swap world with quite a bit of changes really. I hope you enjoy! Ships included: Nezuko x Kaigaku Sabigiyuu TanZen InoAoi Other extra information: - I will try yo upload based on the episodes, meaning that chapter 1 will be episode 1, extra. This means the speed the chapters come out is the speed I am able to watch the show were I live. I will try to upload this story every day. - Giyuu is the one who dies in this world, but there is a twist to it - Sabito uses storm breathing to match with his personality ( inspired) - I will try to include images btw - Zenitsu is the same age as Nezuko just to make my life easier. - Kaigaku is a thunder breather and a demon slayer in this world, and he isn't that mean to Zenitsu

He could feel himself getting weak. His own slowing heartbeat pounded in his sensitive ears. He was too weak to move, much less talk. The blonde-haired boy peacefully accepted his fate. After being beaten by his senior-turned-demon, Agatsuma Zenitsu took his last breath, and closed his eyes for the final time. Today, years in the past, Agatsuma Zenitsu opened his eyes once more.