Lackey's Seducing Survival Odyssey - Chapter 682: The Master’s Cunning Plan: Part-1

After seeking pleasure in the nightclub and a night of romance, he discovered there’s a seed in his stomach;

Song Yan, a senior high school student, lost his parents when he was a child. Before obtaining a mysterious and amazing ring, he has been often plunged into a vulnerable position and easily marginalized. However, his life is changed because of the cryptic ring.

- Description from Novelupdates

A lecherous army special task force soldier from 21st-century Hong Kong is selected to travel back in time, choosing to go to the Chinese Warring States Period. Unfortunately, the time machine runs into an error during the experiment. With no foreseeable way to return to the present, he must use his combat skills and knowledge of history to thrive in his new life in the year 251 BC.

The Gura Gura no Mi is known as the strongest fruit in the world of one piece.