Raiden Y/n and her older twin sister Raiden Makoto live a happy family with their parents at the village but in the night y/n's parents got murders by the demon. The Ubuyashiki raised the both Y/n and makoto when they were 11 years old. Makoto was become the electro hashira at 14 year old and Y/n was still at her training. Makoto was killed by the upper moon two, Douma. The one who killed the flower hashira, Kanae Kocho and Makoto was death just like Kanae at the mission. Y/n heard that news, she become sad because she lose her family. Y/n trained harder and she become a demon slayer at one years and Oyakata-sama let her to became a new electro hashira. [SLOW UPDATE!!] • ────── ✾ ────── • ❑ Kny x reader ❑ Kny x Raiden Ei! reader ❑ Raiden Ei! reader ❑ Various x reader • ────── ✾ ────── • Kimetsu no yaiba and Genshin impact doesn't belong to me. • ────── ✾ ────── • !Warning! Blood Swearing Fluffs Yandere