Rest in a Demon's Embrace [BL] - Chapter 17 - Borrowing A Knife

What if Midoriya Izuku stayed quirkless? What if he could become a hero without any powers? Or even more shocking—what if he became the successor to All For One?

Arthur, a young man in his twenties, suddenly finds himself inside the world of the novel “The Rise of the Sovereign Sword,” a famous story he had been reading in his previous life. He doesn’t understand how he ended up in this world, but he soon discovers that he has been installed as the ruler of a poor and small barony due to a serious misunderstanding—everyone believed he was the illegitimate son of the Duke, a man notorious for his terrible reputation and corrupt deeds.Afraid of having his true identity as an impostor exposed, Arthur finds himself in a difficult predicament.As he tries to find a solution to his dilemma, he faces daily problems stemming from this world’s extreme backwardness in terms of economy, technology, and governance. However, instead of surrendering, he decides to use the knowledge from the world he came from to change this regressive situation.Arthur attempts to spread civilization and progress in his society, fighting against outdated traditions and establishing new concepts that will improve and advance people’s lives.

I am Master Siwei, and I speak for arcane arts.
This is an era of heroes and heroines.
This is an era of great changes.
In the end, it will be an arcane era opened by me.

- Description from Novelupdates

Katori Nanatsuki transmigrated into the world of Bleach, becoming the younger brother of the original generation Captain, Katori Batsu'unsai.At first, he thought he had a reliable backer to cling to—but soon discovered that Katori Batsu'unsai was already gravely ill and didn’t have many years left to live.Fortunately, he awakened a Teacher System—as long as he taught, he could grow stronger.To gain the strength needed to survive in this world, Katori Nanatsuki became an instructor at the Shin'o Spiritual Arts Academy and inherited the Katori-ryu Dojo, dedicating himself to teaching and training students.【Muguruma Kensei completed swordsmanship training under your guidance. Reward acquired—Sword Technique: Crimson Tide】【Aizen Sōsuke completed Kidō training under your guidance. Reward acquired—Hadō #90: Kurohitsugi】【Kurosaki Ichigo’s power increased significantly under your guidance. Reward acquired—Schrift: “D”】Years later, Aizen Sōsuke suddenly appeared...(If you enjoy this novel and want to support me, Please join me on my page: [email protected]/MirnOuch)