Demon Slayer Movie Watching: Starting from Mugen Train

One day, a screen dropped from the sky in Demon Slayer Sekai, causing great changes in the entire world. It could play the future screen and make the characters of Demon Slayer deep in thought. Can Demon Slayer get the blue Higan flower, and can the Demon Slayer Corps realize their centuries-old wish to eliminate Demon Slayer? How will this world change from the original? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.