Naruto System in One Piece - Chapter 468: Three Legendary Sannin Duel

Four years ago, the first-ever Armageddon Class Anima appeared on Earth, destroying everything that it touched and threatening the lives of the entire world's population! But along with it came Superhumans that had the blessing of mana. They rose up to fight against the Armageddon, and leading them was the strongest Superhuman, KING.After two days and three nights of nonstop battle, KING gave his life to stop the Armageddon and give the Superhumans a fighting chance against the invading Anima, and everyone in the world remembers his good deeds and sacrifice!...Mark was just an average Superhuman living in City A. His daily routine was skipping classes and hanging out with his only two friends while hunting for Anima in secret whenever he could. But this easy life was not going to last for long as the hidden power he sacrificed a long time ago began to awaken once more![Initializing Superhuman System...][Recognizing Host... Host Recognized.][Parsing Constitution. Host Fully Healed. No Traces Of Residual Damage.]“Hello once again, Mark Vanitas. Has it already been four years?”

The world was once at war with 10 alternate worlds. This was known as the Concept War and our world won 60 years ago. All of this was concealed so no normal people are aware of this fact in the current time.

After the death of his grandfather, the high-school student Sayama Mikoto is suddenly summoned by the giant corporation IAI. He learns this world is headed for destruction due to the acceleration of the Minus Concepts. To prevent this, negotiations must be undertaken with the survivors of the other parallel worlds so their 10 concepts can be released.

And so Sayama is caught up in the final battle to clean up after the Concept War which left behind so much enmity.

A dancer who was killed by a serial murderer found himself occupying the body and taking on the life of Brian Morse, a patient with anti-social personality disorder. As Brian, he has the look, he has the brain, he has the charisma, but he also has something that somehow always attracts psychopaths…[The story mentions 3 reality shows and crossovers with the American drama series Dexter. SLASH]

- Description from Novelupdates

Shen Meng is a factory worker who encountered a car accident while delivering a contract to a business partner.While she was bedridden and suffering alone, she suddenly discovered a spatial power.Before she could be happy for two days, the side effects of the space emerged, causing her to have strange dreams almost every night.Realizing the situation quickly, Shen Meng hurriedly sold her house and car and started hoarding supplies frantically in case she ended up in a place lacking food and clothing, fearing she might starve to death.While she was once again on her way to stock up, another car accident occurred. When she opened her eyes again, she had transmigrated into a period novel as a vicious supporting role doomed to a tragic end for opposing the female protagonist Jinli.Not only was her own reputation destroyed, ending in an accidental tragic death, but her four children also became extreme due to lack of guidance and frequent childhood abuse, resulting in psychological issues leading to tragic fates.Moreover, the man, who had been a soldier contributing to the country, was ambushed and hit on the back of the head, becoming mentally impaired forever, and he drowned in the river during winter while holding the clothes they married in.To change her destiny, Shen Meng had to redeem her reputation and guide the children towards good as they were descendants of a hero, and she couldn't stand watching them fall.Occupying the original body's identity, Shen Meng decided to be filial to the elderly, take care of the children, and lead the whole family towards a prosperous path.Just that the man, who always protected the country and had a lukewarm relationship with her, seemed to look at her increasingly passionately.