In the final battle against Muzan, Tanjiro had put his life on the line for his comrades and the innocents. In the midst of chaos, Muzan was defeated but at what cost? What if Tanjiro survived and became the demon king? This is the story not for the faint hearted. Disclaimer: "I don't own Demon slayer in any way or form."

Rimuru was doing paperwork as usual.. Then suddenly a portal swallowed him and led him to a universe called 'My hero academia' he watched this show in his past life. Will Rimuru be able to overcome all the trouble headed his way? Will he be able to return back home? Read and find out :D [NONE OF THE ARTWORK IS MINE I GOT THE PICTURES AT GOOGLE]

Fourteen-year-old Iruma has been unfortunate all his life. However never did he gave up to reveal his secret. No one was after all alowed to know it. What happenes when he find out that his adoptive parents sold him to a demon? What if that very own demon only wants a grandson and nothing more? At first, Iruma tries to keep a low profile in fear of his peers discovering that he is a dragonkin. Unfortunately, this ends up being more difficult than he expected. Even under normal circumstances Iruma was never allowed to reveal his true nature and race. His parents never cared much for him, since he wasn't their own flesh and blood. What will happen to this little dragon in his new environment? Will he be able to keep his secret? Find out yourself! A/N: This is more or less a copy of my other book which is a crossover. I am doing this because I was dared and get cookies if I finish it :). Feel free to correct my bad writing. Rights on the pictures go to the artist. I do not own Mairimashita! Iruma-kun! , rights to the owner.

Kusuo Suzuki, formerly known as Kusuo Saiki. Adopted by the Suzuki family. Iruma found him in the woods when he was a kid, and brought him home because he felt guilty leaving him there of course, since he himself apparently didn't know where he was or where he lived. And so, because of their parents greediness, the two were sold to a demon.