Tomodachi no Imouto ga Ore ni Dake Uzai - Volume 3, Afterword

Everyone thought that the most powerful scientist they had ever seen was a national treasure-level scientist until they saw Baizhi-
The light of technology, a cosmic scientist.

Three thousand worlds are different.

In each world, she is keen on scientific research.

This is a story of a scientific researcher who concentrates on scientific research, explores high-dimensional science in various worlds, and refuses to admit defeat and fate. The text is easy to comprehend, flows smoothly, humorously, and the plot is full of ups and downs, and it is full of positive energy.

- Description from Novelupdates

His name was Brayden Neal, and he was an ordinary citizen. At eighteen years old, he was bestowed the title of a king!

After ten years of fighting in the northern borders outside the kingdom, he finally returned home. He swore to kill three people the moment he arrived at the capital…

In his first life as 'Caine Wilson', was the villain—ruthless, cunning, and very powerful.He played his part perfectly, crushing the so-called “protagonist” and parading his enemies, their families, and anyone who crossed him naked through the streets.He watched with glee as the “hero” lay broken, stripped of his dignity, before finally ending his pitiful existence.But just as Caine, thought he had finally won and secured his place at the top, 'Higher ups' intervened.A booming, ethereal voice—like the universe’s pissed-off judge—shook the skies:“You have violated the sacred code of villainy! The villain shall not win. The balance has been broken. Caine Wilson, the world hereby rejects you!”Before he could even enjoy his victory, his world blinked out, like a story whose writer just erased the last chapter in frustration.Everything went dark.And when he awoke, he wasn’t Caine Wilson anymore.He was 'Su Xiaobai', a nobody on 'White Cloud Star', a world of cultivation, martial arts, and endless struggle.But this time, things were different.He could feel it—he could see through the cracks of reality itself.He could break the fourth wall!He wasn’t just some reincarnated soul; he was a villain who had 'seen the system', who understood the game.And he was about to flip it upside down.

Song Cheng transmigrated and became a blind errand boy in a medicine shop in a remote town.Fortunately, after he found a wife who did not disdain him, his “Golden Finger” also followed.Demons and ghosts roamed the Chaotic World, Profound Techniques went with Occult Sciences, Divine Weapons dazzled the cosmos, the Yin and Yang were inexhaustible.Song Cheng did not seek to dominate as a king, he simply wished to live his life well....This is the story of a person with Longevity, who walked through long years and witnessed innumerable Dynasties.