One Piece : Marine of the Straw Hat Pirates - Chapter 171 : Dreaming Of Kaido

The rivers and lakes carry wine with swords, the waist is slender and the palm is light.

The young man carried a long knife on his shoulder, and hung wine on his waist, striding forward, but the rivers and lakes in his heart were vaguely visible.

Turning a page in the book of troubled times, the rivers and lakes have been raining nightly for decades.

Looking back suddenly, the world has been shattered.

- Description from novelbuddy

A failed investor from 2017 got drunk and woke up in the 1980s. China is just opening up, and the economy is blooming. There is also the dissolution of the Soviet Union, the bursting of the Dot-com bubble and other financial crisis. He used his knowledge of the future and slowly build up his empire.

- Description from novelupdates

Lou Yi arrives in this complex world, becoming a penniless and helpless woodcutter. One day, he and his fellow woodcutters are attacked by a tiger when working and one of his friend gets killed. Lou Yi manages to pull himself together and wants to carry his friend's body home.The moment he touches the body, a line of semi-transparent text appears suddenly before his eyes: “Energy +1, absorb it?”

He was a wealthy and mysterious financial backer who had appeared before her when she needed money the most. After the courtship, she took the money and left.