Maximum Comprehension: Taking Care of Swords In A Sword Pavilion - Chapter 24 - Cause of Dying Lifespan

The unparalleled Demon King Ye Xuan, who was able to heal the death or the living alike and holder of the medicine Holy Scripture, was betrayed and killed by his fellow Demon Kings. But he reincarnated into the body of Ye Xuan, the prodigal son of the Ye family and vowed to himself that he would return to his peak and take back everything that belonged to him!

- Description from Novelupdates

Who, in the ancient mythology, held an artifact and killed the first emperor of the human race?

Who, at the beginning of ancient times, closed the gate of the God Realm, Jedi Tiantong?

Who set a lifespan limit of only one hundred and thirty years for the people, and even the Great Emperor was not spared?

Who, turned into a black hand that covers the sky for eternity, shrouded the world?

…

Yang Shou on Earth: “Yes, yes, I did it all, I just want to live.”

- Description from novelbuddy

The story is about a man who’s opposed to the now-common practice of implanting false memories, but is one day given memories of a fictional childhood friend. This fabricated happiness torments him, but then, to his surprise, he meets her – a girl who shouldn’t exist.

In a realm where even the faintest shadows whisper untold tales, I came to realize that the forgotten often hold the most powerful narratives.As an avid admirer of the world's most beloved series, I never imagined that one night's rest would pull me into its very fabric.“Why on earth am I stuck in this world? And why, of all people, am I him?”I had become Arthur Nightingale—Class A’s most unremarkable student. A magic swordsman barely worthy of mention, ranked 8th among the first-years. A mere footnote in the grand story.Still, with this body’s abilities and my own insider knowledge, I figured I could carve out a peaceful life. Or so I believed.“This was the only way,” the voice repeated, resolute. “The only way to stop her.”Little did I know how truly unique Arthur Nightingale was—or the path this journey would force me to take...