"After centuries of preparation and training, the Demon Slayer Corps has come face-to-face with their nemesis, Muzan Kibutsuji. It is a desperate battle and several Demon Slayers have already been killed. Tanjiro himself has engaged Muzan, and, despite giving it everything he has, is taken out of the fight! Although severely injured and near death, he sees a vision of his ancestor that may hold the key to finally destroying Muzan! Can Tanjiro recover...

"In Taisho-era Japan, Tanjiro Kamado is a kindhearted boy who makes a living selling charcoal. But his peaceful life is shattered when a demon slaughters his entire family. His little sister Nezuko is the only survivor, but she has been transformed into a demon herself! Tanjiro sets out on a dangerous journey to find a way to return his sister to normal and destroy the demon who ruined his life... The Demon Slayer Corps plunges into Infinity Castle...

While under the care of the Demon Slayer Corps leaders, Shinobu, Tanjiro, Zenitusu, Inosuke and Zesuko have recovered. They have even learned a new and powerful technique--Total Concentration! They'll need this new power and all their skill on their next demon-hunting mission aborad the mysterious Infinity Train as it takes them into the dreams of demons!"--Provided by publisher.