The Main Characters That Only I Know - Chapter 314:

John has been reading [The Legend of Divine Twig] for years, but at the end, the author rushes through it, leaving him with a bad taste in his mouth. He furiously contacts the author, stating he could have done better.To his surprise, the Author replied to him with one wordBetJohn has been plucked from his room into the world of the divine and wretches. He enjoys reading the novel but he wouldn't want to be in it. The world is full of hotel knights, priest, mysticism and worst of all eldritch horror.

Mu Zhiyan, after being transmigrated a millennium (1000 yrs) into the future, discovered that he was raised by his adoptive parents as a tool for them to access the heritage his (dead) biological parents left behind. When he was at a loss for what to do next, he discovered that his body hosted an additional
pharmaceutical system.

For a chance to return to his era of Earth, Mu Zhiyan decided to practice and practice; he must train the system to full level as soon as possible.

However, reality gave him a slap in the face. The world is dangerous and dreadful, making Mu Zhiyan recall his mother’s words of holding a thick thigh, resulting in him locking his eyes on a cool general…

So the rumored mysterious Mu Master faced General Han with a serious face: “I allow you to follow me, General Han.”

General Han: “…”

- Description from Novelupdates

"When will people understand.... I'm only half insane?"

In a world fraught with innumerable dangers where living day by day is a struggle, a young man from the modern age transmigrated into such a world, accompanied by a peculiar system made for assassination.