During one mission assigned by his Kasugai crow, Kamado Tanjiro went to Musutafu, Tokyo in order to beheaded a gruesome demon which had a Blood Demon Art that specialised in Time Travel. While in his encounter with the demon, Tanjirou accidentally caught by the attack and he along with his sister on his back,Kamado Nezuko were transported to the thousands centuries ahead of the town itself. By the time Tanjiro and Nezuko arrived at the future world, they realised that the world are no longer a battle between the demons and the slayers with swords, but it becomes a superhuman society with each of them manifested quirks! How they can actually return to their original time period? And the story began where Tanjiro meets with Izuku Midoriya... Credits: All original characters belong to My Hero Academia(Kohei Horikoshi) and Demon Slayer(Gotouge Koyoharu)

Tanjiro, Nezuko, Zenitsu, and Inosuke travel to Tokyo because their mission to slay lots of demons. Meanwhile, they meet Deku and the others, what would happend if they meet one each other?

WARNING: contains spoilers for those who don't read the Demon Slayer Manga Right after the battle of Upper Moon 1, and right in the middle of a battle with Kibutsuji Muzan, a bright light comes out of nowhere and they all black out. Right after the villains attack at the USJ, these strange people come out of nowhere Now the demon hunters and heroes band together to battle against the Upper Demon Moons and the League of Villains (In this, Muichiro, Shinobu, Genya, Rengoku and Oyokata have been brought back to life! How will everyone react to their resurrection? Swear warning!!!) This is my first fanfic so I'm sorry about any spelling errors!! (Characters of My Hero Academia and Demon Slayer do not belong to me)

After ending up dead from the other world, Tanjiro Kamado, Zenitsu Agatsuma, Kyojuro Rengoku, and Giyu Tomioka were all reincarnated in the Modern World, where they will meet themselves as different persons from their world and will face a stronger opponent than Muzan Kibutsuji? And also, instead of being swordsmen, they are now granted with superhuman powers and will join Izuku Midoriya and the others. How will the remaining swordsmen from the other world believe that their loved ones who died in their world, were reincarnated as monsters and overpowered people?