Long ago, a green hair boy name Izuku Midoriya lost his mother from a demon attack at a young age, and now he was adopted by the Kamado family. But one day when Tanjiro and Nezuko want out to sell some charcoal, the Kamado family and Izuku were attack by Muzan Kibutsuji and turn Izuku into a demon. So what happens now? well you have to read and find out. I do not own Konei Horikoshi's My Hero Academia and Koyoharu Gotouge's Demon slayer

Naomi Suishou Homura is the only survivor of her family's massacre by a demon. After spending two years training with Sabito, Giyu Tomioka and the others, Naomi, who's heart was once dead inside her, begins to feel emotions again, and leaves for Final Selection with her new friends. Naomi and Giyu are part of those who've survived the Final Selection. Naomi vows to stay by Giyu's side and protect him. They've been inseparable ever since and have a bond that cannot be broken. As they continue to fight by each other's sides, The Water Pillar and Crystal Pillar fall in love.