Global Reincarnation: Only I Know the Plot - Chapter 975:

No sign in, no punch card.

Do not rely on breathing, do not rely on walking, do not rely on heartbeat.

The system is produced in one step

- Description from novelbuddy

The protagonist, having degenerated into a “loser” after being unable to find employment, gets caught up in someone else’s attempt to commit suicide-by-train and ends up traveling to another world. The numerous cheat powers he demands from God are all granted to him. But contrary to expectations, these powers bring about disastrous consequences for the protagonist.

Having reincarnated into another world, the optimistic protagonist (Yuuri) starts his(her) heart-warming training days with his(her) teacher.

“Sarah, I promise to help you rise again, to bring back the light to your career and take down whoever shall stand in your way, but in exchange, be my wife” Mason whispered.“I... I appreciate your offer, Mason, but a contract marriage? Can we really keep it a secret?” Sarah returned reluctantly.In the aftermath of a heart-wrenching betrayal, Sarah Chen, the esteemed songstress of Wuhan, crosses paths with the Mason Liu. Heir to Asia's most influential dynasty, Mason, with promises of restoration and secrets, proposes a contract marriage to Sarah in exchange of helping her bounce back to her position as number one of Wuhan. As she hesitantly agrees, will Sarah find not only a path back to stardom but also an unexpected journey of love and self-discovery in Mason's perfect world?

She, a modern hidden ghost leader of an organization which gathered insane prodigies proficient in the various differing skill-sets. Highly skilled in medicine and poison, executes covert assassinations, viewed as insane and demonic in the eyes of people of the world. Killed in an accident, and reborn into the body of a disfigured young girl.

What? Face disfigured, identity stolen? A return to the family dim and hopeless? Her identity can be given up, her family can be forgone, but as for the one who harmed her predecessor who inhabited this same body, if she didn’t at least make them scream in unimaginable agony and throw them into a state of wretchedness, how could she live up to her demonic reputation? Endless turmoil ensues and it’s a battle to dominate over all! See how she shook the world dressed in a suit of red, her sword up against the dominant powers that rocked the Heavens! Her name spread across the seas, shocking the earth!