Naruto System in One Piece - Chapter 532

Apollo Kaiser, a boy who bore the unlucky fate of being unable to grow strong, was condemned by his family.

Discarded by his mother and abused by others, Apollo gives in to his rage.

However, this action results in his death. Many would believe it to be the end, but Apollo's death was a required catalyst.

The Demon Monarch System finds its heir and attaches to his soul, bringing him to a new world where he starts his journey to supremacy.

This difficult journey rife with conflict, conquest, and brutality shall serve as Apollo's temperance.

Watch as the heir of the Demon Monarch rises above all, conquers Sin, subjugates unthinkable enemies, and even brings about the destruction of worlds!

The rise of the next Demon Monarch begins...

A boy that was imprisoned for millions of years has regained a mortal body.

He became a disciple of the declining Cleansing Incense Ancient Sect where its patriarch used to be his disciple. Now he will bring this sect back to its former glory.

This is his journey to reach the apex and take revenge on those who had imprisoned him.

This is his story of meeting old friends and making new companions.

This is his path of traversing the Nine Worlds and becoming the next ruler of the Heavens.

Several milennias have passed and the golden age of experts have passed. A master whose disciples once were the most exalted Immortals among the 9 worlds have all left him. With his mortal body, mortal physique and mortal life wheel. . . he shall sweep the 9 worlds and take what is rightfully his.

As a man who had lived for 20 something years and had always considered himself as a straight man, he woke up one day and found himself possessed by a stupid and cute system. Moreover, it was a gong-shou cultivating system?! Let’s see how a shou with raised hackles evolves into a (pseudo)queen shou, incidentally with a story of a hidden loyal dog gong.

- Description from Novelupdates

Yao Tang, the daughter of the Yao family who mistakenly exchanged at birth, was finally found.