MTL - Druid’s Marvel Travels - Chapter 416 Ultron's nemesis

Kuramoto Daisuke, a freshman in High School was suddenly exposed to someone vanishing in front of him. Turns out he was admitted to a Special Class full of Isekai Heroes that were regularly summoned to Otherworlds since the start of their Middle School. He was told that he was to become their Support to prevent each of the Heroes' fate of dying in the world they were summoned into. Though mediocre, he realized that his ability has a great potential but it needs a lot of hard work on his part.

Unconvinced of being just the Support Character, he vowed to excavate his mediocre ability, all the while supporting the Heroes using it.

And maybe more.

She was the eldest daughter of a famous doctor in Beijing. She was the “Cold Hell King” who was feared by everyone in Beijing. In her previous life, she was used by a scumbag man. She caused him, his family to be ruined, and he died in the basement. In her second life, she stepped on a scumbag man, a scumbag woman, and her three brothers pampered her to the heavens! The three young masters of the Jiang family were scrambling to be the first to do so. “Shui Su is my younger sister, I'll pamper her!” A certain young master Fu in Beijing coldly raised the chin of the woman in his arms with jealousy. “Tell me, who are you?” Ye Shui Su’s eyes rippled slightly. “Linnan, I'm your person.” How could he not believe such provocative words? Fu Linnan’s icy hand moved to the woman’s slender waist. “You can’t just say whether you’re one of my people or not.” [Rebirth + Counterattack + Team Pet + socketed + 1v1 + Female Lead Snatch] [Reborn + Counterattack + Team Pet + 1v1 + Female Lead Snatch]

I am Master Siwei, and I speak for arcane arts.
This is an era of heroes and heroines.
This is an era of great changes.
In the end, it will be an arcane era opened by me.

- Description from Novelupdates

Wei Yuewu is the unloved daughter of the powerful Marquis Hua Yang.

On her way back to the capital city to marry her fiancé, she becomes the target of a ruthless assassination led by her fiancé, Marquis Jing Yuan.

With the help of the Prince of Yan State, she narrowly escapes from one disaster after another and returns to the capital.

Determined to avenge her enemies and unravel the mystery surrounding her engagement with Marquis Jing Yuan as well as the death of her mother, Wei Yuewu makes a deal with the Prince of Yan State.

However, just as she has triumphed over all her enemies and is about to reach the acme of her life, she deliberately destroys her own future and becomes an exile of her own…