Valkyrie's Shadow - Chapter 21Before the Storm: Act 5,

I do not own this imageHe was a swordsman beyond compare—cold, calculating, and relentless. A man who chased power not for glory, but to break the fate forced upon him. Betrayed in his final battle, he died with his blade in hand... only to awaken in a world not his own.Now reborn in the world of High School DxD, Nero carries with him a mysterious System that allows him to defy logic:— Steal and evolve Sacred Gears— Accept world-altering quests— Access a store that sells power itself— And shatter the limits of every universe he entersWith the power of his Void-Forged Blade and a will forged in war, Nero walks among Devils, Angels, and Fallen—but he kneels to none.As he joins Kuoh Academy, crosses paths with Rias Gremory and her peerage, and uncovers the secrets of the multiverse, one thing becomes clear:This world, and every world after it, will tremble beneath his blade.

I was sixteen when the gods abandoned me.The Blessing Ritual was supposed to grant me power, a divine gift to carve my future. Instead, I received nothing. No abilities. No hope. Just another nameless soul left to rot in a world ruled by strength.Fine. If the gods wouldn’t bless me, I’d make my own power.For ten years, I clawed my way forward, experimenting with forces no human should touch. I pushed too far—and it killed me.Then I woke up.Sixteen again. Back at the Ritual. But this time, something changed.Time bends at my will. Blood moves when I command it.The gods still won’t acknowledge me, but it doesn’t matter. This world isn’t fair, and I’ve stopped playing by its rules. Faith and Chaos clash in my veins, and I will use them both.They wanted a Chosen Hero, someone to dance to their tune.Well, too bad for them—I’ll carve my own fate.

He became a teacher at the best magic academy in the empire.
….For being mistaken for someone else.

Jiang Li, the legitimate daughter of a noble house, has traveled through time, becoming an insignificant character in a domineering CEO romance, who quickly meets her demise.Confronted with the most saintly female lead and the domineering male lead of the novel, Jiang Li instantly decides to stay away from these two 'idiots', focusing instead on making her own family illustrious.What to do with her genuine brother, who plays a lovestruck second male lead and is a complete wastrel?Jiang Li ships him off to a transformational variety show where the prodigal son becomes instantly famous, eventually becoming a movie emperor;What about the illegitimate younger brother who's always acting like a goody two shoes to win favor in the family?Jiang Li leads by example as the top student, turning the faker into a model student, and paves his way from undergraduate to doctoral studies;And what of her autistic cousin who constantly locks himself away in a dark room, weeping?Jiang Li prescribes the right remedy, turning the melancholic poet into the king of songs at the Temple of Heaven, his love ballads bringing millions of young girls to tears;Thus, the once wavering and declining noble Jiang family rises under Jiang Li's management, becoming the most respected and well-mannered leading family in the capital.The first time Jiang Li meets that man, he had just finished chasing a herd of runaway cows, his face redder than the sun with high altitude flush.He extends his hand to her with a grin, introducing himself, “Hello, I am Zhao Daniu.”Jiang Li stares at his muddy hand, still emitting an unidentified smell: “......” A silent rejection, thank you.Upon their next encounter, he has transformed completely, now the distinguished and formidable heir of the Gu family, his presence as refreshing as a breeze in the moonlight, peerlessly noble.He extends his hand again: “Hello, I am Gu Yu, I hear your family is in need of a man to take charge, do you think I'm suitable?”All members of the Jiang family leap out: “No! We don't need one!”