Wortenia Senki (WN) - Volume 6, Chapter 28

Liu Duo was a young girl whose grandmother sold her to four brothers with the intent to be a bride. Unwilling, she ran away the following night, only to fall unconscious while trying to get away. Unexpectedly, however, she was reborn with the spirit of a 25 year old woman, also named Liu Duo.

- Description from Novelupdates

He crossed over to a new world where humans have magical power. They are called warriors. They use their power to kill the monsters that appear out of nowhere. Dragons, Dungeons, and Magic users are pretty common in this world. If you want to live in peace, you need to have that power. You can also become a powerful clearing dungeon.

In this dangerous world, he has a system that can help him grow stronger. But he didn't want to be a high-profile warrior who attracts much powerhouse attention or become a lab rat. He wants to be Low-profile and grow strong using his system.

“If it’s a barbarian you want, then it’s a barbarian you’ll get!”

Reclaimed by her noble family after being swapped at birth, Qin Yining is bestowed a hellish family instead. Just as she turns her situation around and gains acceptance, her country is plunged into danger instead.

Shades of gray color the world. No side is completely good, and no side is completely evil. Refusing to be a trophy won by men, Qin Yining carves her own path instead. In this absolutely riveting and spellbinding tale, what does our MC do when an entire dynasty is at stake?

What if life could be repeated?

But he became the clan uncle who was once called a lunatic?

Alas, wearing open-crotch pants in front of me, crawling on the ground, is it my two-year-old self?

I originally wanted to give my former self more New Year’s money, but I never thought that I would go from a braised pork stall to a food giant, from a small factory to an industrial empire.

- Description from novelbuddy