MTL - Unlimited Bloodstone (Endless Bloodstone / Infinite Bloodcore) - ~ Very important preamble

Alex was an ordinary teenager—until the day he discovered his ability to drain energy from the dead. With powers rooted in death itself, Alex hides his necromancy behind a normal life, secretly entering deadly portals to fight monsters and earn money. But beneath the surface, a darker truth lingers—his parents's death and his powers are linkedAs he harnesses his necromantic abilities, draining the fallen to grow stronger, the weight of his power begins to take its toll—and the line between the living and the dead starts to blur.With enemies closing in and betrayal around every corner, Alex must master his growing abilities before they consume him—or worse, before the forces hunting him claim everything he has left.When death becomes your greatest weapon, how long can you survive before it turns against you?---

Qinghe County master Gu Sheng died. She had a first class beauty, her name could move the world, but she still lost to the hands of a woman inferior to her. Gu Sheng was only able to understand that she was the antagonist of the heroine after her death, a cannon fodder.

In a pure white space, Gu Sheng was expressionless because of the transmigration.

System: “The heroine must change her fate, must fight against cannon fodder and the passerby to brush a sense of existence. As the master, you are their biggest stone in the way.”

Gu Sheng’s eyes flashed and made a peerless smile, “Then let me see who is the stumbling block that should be trampled and who is the final winner!”

- Description from Novelupdates

An alien race invaded the Earth on June 6, 2128. At the midst of this war, many nations allied with the alien threat and the war nearly wiped out the rebelling humans of the planet. At the edge of mankind's survival, the United Nations Army launched its forces to eliminate the immediate stellar threats that loomed over Earth.

General Seeker Carlean, commander and leader of the mission, risked and gave his life to destroy the immediate stellar threat. The battle was won though Earth lay in ruins. Perhaps mankind will live to see a few years of peace before the alien threat returns to wipe out their existence.

At the immediate aftermath of the stellar battle, the fallen Seeker Carlean awakens and finds himself at aged 17, living the peaceful life he lived 16 years before he died.

So begins a new game in the battle for humanity's survival.

Bruised and abused...Life had never been kind to him.Evan, an orphan, was adopted only to serve as a means to accomplish his blood-sucking parents' goals. Just as he was trying to break free from their grasp, his parents offended a celebrity, resulting in them being ganged up on by the celebrity's fans.If all those hardships weren't enough, God played another joke with him.[It's evident that your life is quite sad. The main reason behind your misfortunes lies with your parents, so take these steps to free yourself from your suffering.][Quest: Kill your parents within the stipulated time]- Assets amounting to 1 billion dollarsTime left: 00:00:59“Damn, are you threatening me? Want me to kill others and become a criminal on the very first task? I reject it. Let's see what you can do.”And in the next second, he found himself pushed over the railing and falling down.He thought he would die but...[The Host has passed the test.]