After Inko is unfortunately killed by a villain, Izuku is protected by All Might but he soon gets teleported to a remote island off of the east coast of Japan. There, he encounters the leftover spirits of the Hashira of the Demon Slayer Corp that helped in killing Muzan Kibutsuji. Kyojuro Rengoku, Mitsuri Kanroji, Shinobu, Kanae, and Kanoe Kocho, Sanemi Shinazugawa, Giyuu Tomioka, Muichiro Tokito, Tengen Uzui, Obonai Iguro, Gyomei Himegima, Tanjiro Kamado, Zenitsu Agatsuma, and Inosuke Hashibira, all train Izuku in different things.
After 12 years of training, Izuku leaves the island and his masters to rest. He goes to UA high-school and reenters society as a hero in training. He eventually comes to term with the fact that he will be different from everyone else in the world, but he chooses to use his difference for a noble purpose. To become a hero and to smile for all the people who cannot do so for themselves.
You're part of the universe of Demon Slayer, playing the role of the Thunder Pillar. Will you be able to change the story? Maybe avoid some deaths? Or cause others? We'll see...
The main ship will be Sanemi Shinazugawa x reader, but you will have relationships with all the characters, both good and bad.
⚠️There will be spoilers from the manga and anime⚠️