Suterareta Yuusha no Eiyuutan - Story 1-9 "Dying"

All Raven ever wanted was a chance — to go to college, make friends, be loved, and live like any other girl her age. But dreams, it seemed, weren’t meant for people like her.As a scholarship student at an elite university built for the wealthy and privileged, Raven's life quickly spiraled into a nightmare. Surrounded by cruelty and entitlement, she became the perfect target. Their relentless torment stripped her of everything — her dignity, her hope, her will to live. She bore it all in silence, blaming herself even for the tragedy that tore her family apart. Despair led her to the edge of suicide, but fate had other plans.Ten years later, those same bullies, now living lavish lives of success and luxury, had long forgotten the girl they destroyed. But Raven hadn’t forgotten them — not one bit.With scars that ran deep and a heart hardened by pain, she returned — no longer the fragile girl they once broke. One by one, she would visit her tormentors, delivering her own brand of justice and making them learn that every cruel action has a consequence.Because this time, Raven isn’t the victim.She’s the reckoning!

Tenjou Yuuya has been a bullied boy since the past.He lives in the home of his beloved grandfather while he goes to school. As usual, he receives a harsh bullying, and he takes an extended absence from school to have some time to heal his wounds.While on this long time of absence, he takes the opportunity to clean his grandfather’s house and goes to a room he never went before, where his grandfather keep many different objects that he gathered from his travels around the world. While he was arranging the objects, he found a door not on a wall among the objects.Out of curiosity he opens this door, what he found on the other side was…

To save a doomed fantasy world, I killed the main characters, then destroyed the game world, and fell into another timeline as the academy's top seat and rival to the protagonist.Now, I'm trying to save the world and steer it towards a better ending…But I'm the final boss.