This is a world where killing and torture are legalized. Sero, a part-time worker at a torture company, enjoys torturing people every day with his senior colleague, Siu. With the addition of new part-timers Mike and Hugh, fun torture life continues! The gap between the at-home, easy-going workplace and the gruesome torture is bound to attract a lot of addicts!

Second part of . The story follows Meisuke Nueno, aka "Nube," a psychic teacher with a demon hand, as he battles evil spirits and monsters to protect his students in this saga that employs elements of Japanese mythology and folklore to tell a fan-pleasing action story. Known for its occult and horror elements on school ghost stories and urban legends, Nube captivated readers across generations with his heroic efforts to save his students from supernatural threats.

Demon King Ahriman has a problem: his daughter, Dou, loves everyone! Consequently, Ahriman had to halt his invasion of the world in the worry that his daughter's behavior is not one befitting someone of her kind. She loves making friends, helping others, and bringing happiness to all creatures including their enemies, the humans. Ahriman, however, congratulates Dou for her good deeds instead of scolding her. With the help of his aide Jahy, who is assigned as Dou's master, the two try to get rid of her kindhearted nature—so that the Demon King's daughter goes from a cute, adorable, and nice little girl to an inhuman, cruel, and twisted little demon.

The fire extinguishing samurai who stopped the great fire was called "The fire-eating bird". Matsunaga Gengo, once known as the "Fire-eating Bird", was the best fire-fighting samurai in Edo. He had resigned from the fire brigade for a reason but suddenly received an invitation to serve in the Shinjo clan. The Shinjo clan's fire-fighting team had no money and no personnel and was looked down upon by those around them. With the encouragement of his wife, Miyuki, Gengo decides to rebuild the collapsed fire-fighting clan as its chairman. Gengo and his friends, all of whom have their own peculiarities, struggle to "save any life", despite being ridiculed as "ragged steeplejacks"(= the 'Boro-Tobi-Gumi'.), In Edo, a mysterious series of suspicious fires called "foxfires" continue.