The main character of ‘The Great Wall Warrior’ is a wolf raised up by herbivores. The adventure starts with his pure mind of being the hero who can save the world from the Giant Warrior, but he has unconsciously involved in some big scheme…

Getting ambushed by rogue demons on the road is business as usual for the Sanzou party. But when their latest assailants turn out to be humans, the group is left dumbfounded. The mystery only deepens when they encounter a wandering priest, Hazel Grouse, and his imposing bodyguard, Gaty Nene Hawk. The pair hails from the far West, with Hazel using his powers of resurrection to aid grief-stricken villages. While his ability is greatly welcomed by the people, the truth behind it is less miraculous than it seems. Furthermore, the resurrected humans gain golden eyes, a trait they share with the group's recent attackers. It appears that the friendly priest's intentions are not as generous as one might expect—and the Sanzou party is a step away from unraveling them.

Freed from the rule of samurai 150 years ago, the people of Hinomoto live peaceful lives and revere their liberators—demons whose true forms remain elusive—as gods. Fated to mine rocks for the demons to feast on, Musashi knows the grim truth: humanity is enslaved by these otherworldly beings and the samurai are the last bastion fighting for freedom. Hiding his true opinion from his peers and growing distant from his childhood friend Kojirou Kanemaki, Musashi lives in angst until the day of his graduation. When the fresh graduates arrive at the mine, they are horrified to see the inhumane treatment of miners and the uncanny physical appearance of their overseers. However, Musashi manages to endure thanks to Kojirou's help. As the demon leader wreaks havoc on the quarry, Musashi is saved once more from certain death by the Takeda samurai clan. Recovering from humiliation and yearning for adventure, Musashi embarks on a journey to become a samurai and form his own clan!

The devastation of the Mugen Train incident still weighs heavily on the members of the Demon Slayer Corps. Despite being given time to recover, life must go on, as the wicked never sleep: a vicious demon is terrorizing the alluring women of the Yoshiwara Entertainment District. The Sound Pillar, Tengen Uzui, and his three wives are on the case. However, when he soon loses contact with his spouses, Tengen fears the worst and enlists the help of Tanjirou Kamado, Zenitsu Agatsuma, and Inosuke Hashibira to infiltrate the district's most prominent houses and locate the depraved Upper Rank demon.