Upper moons are forbidden to love another, and a secret can't be kept from the king. -- I do not own demon slayer (kimetsu no yaiba), mugen train, or any of the mangas, all rights go to the creator, Koyoharu Gotouge -- ⚠️gore and blood ⚠️WILL ADD SPOILERS FROM THE MUGEN TRAIN MOVIE AND THE MANGA⚠️ - Ranked: #1 in "demonhunters" as of November 24th, 2021 #1 in "hakuji" as of September 25th, 2022 #1 in "patterns" as of December 12th, 2022 #1 in "orb" as of October 9th, 2025