MTL - Starting from Zero - v4 Chapter 42 Song of the Siren

Chosen by the System, Jing Ling, each time she was completing a task would harvest a bunch of scum males.

The accumulated grievance caused her to have an accident while performing the task. Reborn in a parallel time and space to a seventeen year old body, although the gender has changed from female to male, the various attributes and skills that were redeemed from the system were still there.

Looking in the mirror at a face that could cause the downfall of a country and its people, Jing Ling’s infuriatingly arrogant smile emerged.

—

Don’t be afraid, this time I don’t want you. Change your girlfriend 🙂

- Description from Novelupdates

The world was destroyed, the apocalypse descended, a new era began, and the right to survive as a Lord was granted to every person.Domains, Heroes, Troops, Treasures, Resources—all of the countless servers constructed by the myriad continents were opened up.Qin Muye looked at his panel, which was akin to cannon fodder, and his domain with its damaged suffix, and felt a strong urge to cry but no tears would come.No divine talent, no hidden hints, no overpowered Profession.“If that's the case, then I'll just have to adapt and live in a different way.”

Xia Yan passed through to the world of Bleach and became an eleven-year-old boy. He was rescued by Renji and Rukia in the Seireitei, and he was studying at Shin’ō Academy, and he was a student of the same class.
He is a top student of the Shin’ō Academy, and he is vying for strength by various teams. In the end, he has entered the first team of secret mobile maneuvers.
He will use punishment to kill every person who tries to threaten the martyrdom and protect his loved one.

- Description from Novelupdates