what if I'm an undead! then so what? - Chapter 24: Old wounds

A striking man of mysterious origin and peerless talent, he looks back at the world, in all its entirety, with utter disdain. And yet, in the treacherous and unpredictable ultimate formation of the Boundless Secular World, he guards a breathtaking ancient qin with broken strings, waiting silently for the destined one to arrive!

When The Cute Kunoichis Spied on Their Teacher's Secret is a light novel written by Kazuma Kamachi and illustrated by Ryuushi Tajima.

The story takes place in a world where Japan never ended their isolationist phase, and agents from foreign powers are always threatening to steal the country's advanced technology. In order to combat this threat there has been a resurgence of ninjas that use Strategic Martial Arts, techniques that combine cutting-edge modern technology with a traditional foundation of martial arts and ninjutsu. The story follows Souha Sugiyado, a 17-year old ninja instructor and former ninja prodigy who was forced to retire from active duty by the wounds he suffered in his last mission. Souha's four students are all kunoichi who have all gained the rank of Elite Ninja, the highest official rank available to ninja. However, one day two Shogunate ninja approach him with the news that his four students have gone rogue and have stolen a portable modular nuclear reactor, and thus they ask for his help in bringing his students to justice.

Xia Mi traveled to a classic JRPG game and became a villager in Xinshou Village.

My biggest wish is to save money, then marry a woman from another race, live a safe and worry-free life, and finally die in bed.

On this day, the brave men defeated the Demon King.

【Name: Xia Mi】

[Occupation: Villager]

Added: [Occupation: The new heir to the Demon King]

[Devil King act quickly! Kill all the heroes! Revive the glory of the demon race! 】

Wait, is this a mistake?

In Xinshou Village, besides farming every day, Xia Mi, who is serving as a background board, suddenly has an additional identity board.

He is just a novice villager!

“Where is the devil king! Where is the devil king!”

The news of the Demon King’s birth spread throughout the mainland. Every brave man who came to defeat the Demon King could see a steady stream of monsters in Xinshou Village, but he never saw the Demon King.

Villager of a certain Xinshou Village: Demon King? I’m a farmer, so I really don’t know.

- Description from novelbuddy

How can there be any invincibility?

How can there be any Xeon undefeated?

No one in this world can be eternally number one, anyone can be defeated.

including me.

I’ve been waiting for that one person to show up, beat me, tell me that my way is wrong.

It’s a pity that that person hasn’t come yet.

…

False martial arts: strengthen yourself, break the limits of the human body, and resist bullets with flesh and blood.

Real martial arts: use the magnetic field of life to dominate the magnetic field of the stars, use the small universe of the human body to attract the power of the big universe, travel the starry sky, and smash the planet.

- Description from novelbuddy