After saved by Tanjiro, Yuki grabs her Nichirin, and live by the promise she made to slay the demon and find the one who turned her mother into a demon. She's no ordinary, a demon eyes cursed her face, that's the only clue to find the murderer. Her family breathing technique almost become ancient, and the form ceased.
Breathe y/n.... breathe.... It's not worth it. He's not food. Their not food. Just-... breathe. I can make it. I can save them. I thought to myself as I resisted the urge to gorge on the rotting corpses around me... my family. How did this happen? Why did this happen? I grip my hair tightly. Mixed emotions welling up inside me. Confusion swirling in my irises. The smell is so strong...something I would have found repulsive and sickening in the past I now find... so appetizing. -------------- !Various! Kimetsu No Yaiba X !Demon! Reader