Martial King's Retired Life - Chapter 63Book 15:

A 30-year-old NEET is reincarnated into the body of an otaku that choked to death on instant noodles. As he comes to grips with his new life, he realizes that this world is subtly different from Earth. The denizens of this world are far better looking, and this new world also possesses futuristic technology as well as mysterious Yin Yang masters!

Alexander was the greatest tyrant in history. His cruel, brutal and vicious reign struck fear in his enemies and allies alike. But that all ended when he was betrayed by his own people and beheaded by his archrival. As Alexander’s consciousness faded away all he could think of is all the faults he made, how he could have avoided them, how unlucky he had been, and his wrath and unwillingness to die at the hands of the man he hated most! But unexpectedly he was given not only the answers to these questions, but also a second chance to right all his many wrongs.

The cold star reflects the halberd, the moon shines on the bow, and the dragon bird and the snow are startled at night.

Outside of Qianshan, Banzhi’s fame is in the hometown of Yinhua Huoshu.

“I, Rong Taotao, will one day be the master of those nine stars.”

That year, a young man with a small schoolbag, a natural scroll on his head, and a Fang Tianhua halberd said this on the rooftop.

…

Easy and funny, welcome to the pit.

The work “Nine Stars Poisonous Milk” has been completed in 4 million words, and you are welcome to read it.

- Description from novelbuddy

I finally managed to kill the demon lord.