Flame Hashira Kyojuro Rengoku receives new orders: Travel to the Mugen Train, where over forty people have gone missing, and conduct an investigation. Leaving the Demon Slayer Corps Headquarters, he sets off on this new mission.

• Koyoharu Gotouge
• Gotōge Koyoharu
• Koyoharu Gotōge

• Kana Hanazawa
• Akari Kito
• Natsuki Hanae