The Demon Annihilation Plan with Everyone Alive Is in Progress

Characters may have ooc⚠ooc warning⚠No cp in the text⚠️Original plot and original characters⚠️Main line decent survival Demon Slayer Doujin - The boy who traveled through Demon Slayer carries the MC archive and system that he has not finished playing. It is not a problem that the system has not been turned on! Fortunately, I finally got the plug-in. Although I am the only one, I can still try my best to change everyone's destiny. Let's work hard for it! An easy daily sweet article, all the protagonists of the original work survive, there is no cp in the main text, there may be some descriptions of the sun and black, Tong Qinxiang (the story line of the original work), but the sun and black brotherhood, you can eat it if you want, but please pay attention to avoid lightning by yourself if you don't want to eat. If you want to read the extras, I can write a CP side story. The main CPs are only Snake Lian and Koma Lian! There are other cp directions that will avoid lightning at the beginning of the article, please read with caution and avoid lightning yourself. It may be possible to write a side story if Inosuke becomes the crown prince of the Paradise Sect, and a side story of Tanjiro becoming the King of Ghosts, etc.