Death March kara Hajimaru Isekai Kyusoukyoku (WN) - 18-21. Hidden Village of Dwarfs

Once she crossed through, she actually became the disfavored third WangFei?

After being rescued from the perpetual life of slavery as an Arcane Vessel, Theo is given a choice: To continue with his sad and miserable life, or to join a group of Mercenaries called The Ak’ashi Guild and change his life forever.Upon choosing the latter, he must now go through immense challenges and learn even more truths about the world than he ever thought existed.... All while doing his best to survive in the current age—the Arcane Era.Tags: Fantasy. Action. Adventure. Magic. WeaktoStrong. Romance. NoHarem. SliceofLife.

The world where the Hero and the Demon King continue to oppose each other. The grand magic from the Hero and the Demon King cross over worlds and exploded in the classroom of a certain high school.The students who died in the explosion will be reincarnated in a different world. The protagonist, who had the lowest reputation in the class, was reincarnated into a spider. Nevertheless, she adapted quickly to the present condition with strong willpower.This is a story of she who has become a spider trying whatever she can to live.