Master Of None - Chapter 1921 . Wonderful Light

Surgeon Guan Ryo Is reborn in Naruto’s world! Enjoy his trip as he uses his knowledge of the story to find his path in this troubled world and eventually stand at the top of Konoha!

- Description from Novelupdates

Ethan, a high school student that died alongside his bully transmigrated into another world.Ethan awakened in a parallel world, one where supernatural talents determined your worth, and the talentless serve as expendable cannon fodder.Born talentless in this new world, Ethan finds himself assigned as cannon fodder against the monster hordes that threaten humanity.But his death in the previous world seemed to have granted him a supreme Talent.Follow the story of Ethan as he awakens the strongest talent and strives to become the world's Strongest.

Leon was supposed to disappear.On Earth, he was nobody.In this new world of cultivation, reborn into a body that wasn’t even his own, he was less than that — a forgotten teacher exiled to the quiet heights of Amethyst Summit Division.No glory.No backing.No destiny.Until the Grand Return System awakened.Every resource he gives… returns a thousandfold.Every treasure he parts with… comes back stronger.Every disciple he nurtures… becomes a storm the heavens cannot ignore.While the sect mocks him as a useless master wasting potential, Leon calmly shapes a silver-haired girl born with Divine Ice Bones into something terrifying. A legend in the making. A blade pointed at fate itself.They see obscurity.Heaven sees a silent calamity rising.Leon doesn’t seek fame.He doesn’t chase thrones.But when destiny finally turns its gaze toward him…The teacher who hid in the shadows will begin rewriting the rules of the world.-----

Seven billion humans living on the Earth time-traveled together after they had woken up one morning. They all heard a synthesized female voice.