Naruto System in One Piece - Chapter 11

The century long war had just ended and humanity had managed to get their hands on alien technology, sending them years ahead in terms of technological advancement, fulfilling their hope of finding life outside their planet and their desire to dominate these extra-terrestrial existences. The effects of their technological advancement alone wasn’t capable of giving this result.The appearance of mutations which granted supernatural powers among humans was another boon giving them the chance to act out their darkest desires.Their joy took a dark turn when it was revealed that they were nothing more than livestock to the mysterious race, Xillthars, who cultivated them to that level. Like fattening livestock.Shortly before this dark turn of times was a forbidden creature, Kieran who had been born into the lowest levels of a society created by the greed of humans. To him, life had always been hard, but things got worse after the arrival of the Xillthars as he found himself on a trail of shocking discoveries about himself and the world around him.

Freya, head of the Tokyo yakuza, is suddenly betrayed and murdered by one of her subordinates.

“Well, I thought I would end up in hell and now a Goddess is interested in me to fight against humans from another world reincarnated as a Wolf Demon? Nani ?????”

[Empress System Initialization Successful 100%]

Follow Freya the ruthless Empress of Ice as she draws her story in an enigmatic new world of magic and fantastic creatures. She'll discover that life is no easier than on Earth, if not harder and crueler. In this world where humans act as tyrants over all other races, hunted, denigrated, killed, tortured, even if the law of the strongest humans reigns, she'll rise to the top.

“Humans ? Exterminate them to the last one ! My family, companions and Empire ? I will give everything to protect them !”

From a cruel monster to a loving woman, watch Freya found her Empire to change the whole world and tint it with her color. Accompanied by her new family, companions and subordinates be the first to witness the ruthless Empress Freya writing her legend.

Su Ran, a music prodigy, woke up transmigrated into a book.

At that point in time, the main story arc in the book had already been completed. As a villainess female supporting character, not only did she need to take over the original owner’s pitiful life in poverty, she also gained an instant son right at his rebellious period.

Ten or so more years from then, the son would turn into a twisted, evil villain. He would appear in one of the extra chapters to pick on the male and female lead’s children.

***

Su Ran: Son, you shouldn’t be too outstanding.
Su Han: Why not?
Su Ran: ’cause you will be killed.

Su Ran: Son, would you like to learn music from me and become a zen, little fairy boy who only needs to drink dew.
Su Han: No, I want to go into business so I can support you.

- Description from Novelupdates

When disaster struck, Ling Mo knew that the kinds of zombies depicted in doomsday movies would in fact, be totally different from reality…