MTL - Revenge of the Sixth Young Lady - Chapter 889 Doubt, who looks like Xianfei

Inescapable fate ends here. Only Gilded Ashes remain.[FREE 50 CHAPTERS BEFORE LOCK]When shadows devour his home, Raizen is left with nothing but grief - and a vow to hunt down and kill every Nyx. At his side stands Hikari, a mysterious girl with no past but a dark fate she cannot escape.From the ashes of loss to The Underworks, to the halls of Neoshima's Lotus Academy - assassins, wardens, hidden enemies, unexpected traitors and all sorts of rivals will test them at every step. Secrets stir, powers awaken, and the line between hope and despair blurs, making them wonder what being “human” truly means. As the darkness spreads, one truth remains:The real battle has only just begun.

A boy from 21st century Earth, met an accident and later was reborn in Naruto’s Ninja World.
He is born in Uchiha Family and becomes the useless brother of Itachi Uchiha and Sasuke Uchiha…. Let’s see how he changed the Naruto world.

- Description from Novelupdates

Guang Xiaoyu always thought her senior brother was a dispirited ordinary person, until one day, his pet cow crushed an entire group of Divine Kings with a single stomp.The black dog opened its mouth and expelled a Sword Qi, blocking millions of the Demon Race.The Earth Chicken that babbled every day turned out to be a descendant of the Ancient Phoenix!Ahhhh!Her worldview collapsed!Zi Ji: “Senior sister, it's terrible! The Demon Emperor is leading an army of millions from the Demon Race towards us.”Guang Xiaoyu: “Senior brother, help!”(This is a story about the Demon Emperor’s rebirth, the Netherworld’s daughter’s reincarnation, the protagonist's pet-keeping journey, and a call to everyone to love and care for small animals!)

Reincarnated with major advantages selected in haste. The new world is vast and hostile...a world almost infinite in scope. Essentially a Dyson Sphere created by magic and sustained by magic. A World Sphere. Can the MC delve into the mysteries of the sphere?