Tanjiro and Nezuko cross paths with two powerful demons who fight with magical weapons. Even help from Tamayo and Yushiro may not be enough to defeat these demons who claim to belong to the Twelve Kizuki that directly serve Kibutsuji, the demon responsible for all of Tanjiro’s woes! But if these demons can be defeated, what secrets can they reveal about Kibutsuji?

Despite some comic misunderstandings that almost blew their cover, Tanjiro, Inosuke and Zenitsu have smoked out Daki, a demon that has been devouring the residents of an entertainment district for years. The Hashira Tengen Uzui and his ninja companions engage Daki, but if they cannot handle her, what chance do Tanjiro and his friends have of taking on one of Kibutsuji’s Upper-Rank demons by themselves?

After a fierce battle with a demon inside a maddening house of ever-changing rooms, Tanjiro has a chance to find out about the fighter in the boar-head mask. Who is this passionate swordsman and what does he want? Later, a new mission has Tanjiro and his compatriots heading for Mt. Natagumo and a confrontation with a mysterious and horrifying threat…

The strange shape-shifting demons Hatengu and Gyokko attack Tanjiro and his friends in the hidden village of swordsmiths. The Mist Hashira, Muichiro Tokito, engages the demons, but he’ll need some help from Tanjiro and another Demon Slayer, Genya. It’s bad enough that they have to fight two upper-rank demons, but can they handle a foe who can split itself into four separate bodies and regenerate almost instantly?

In Taisho-era Japan, Tanjiro Kamado is a kindhearted boy who makes a living selling charcoal until his peaceful life is shattered when a demon slaughters his family and turns his sister into another demon, forcing Tanjiro on a dangerous journey to destroy the demon and save his sister.

Tanjiro finally chases down the main body of the upper-rank demon Hantengu. However, dawn is approaching, and the rising sun is a threat to Nezuko. Tanjiro's concern for his sister is a distraction from the focus he needs to fight Hantengu, and if he hesitates it could be the last mistake he ever makes! Elsewhere, Tamayo ponders the nature of Nezuko's curse and how she could be so different from other demons.

While under the care of the Demon Slayer Corps, Hashira, Shinobu, Tanjiro, Zenitsu, Inosuke and Nezuko 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 aboard the mysterious Infinity Train as it takes them into the dreams of demons!