MTL - Transmigrating as the Younger Sister of a Bigshot with Multiple Identities - Chapter 1182 we just get used to it

[Warning: This story contains extreme violence, philosophical depth, psychological breakdowns, self-improvement, self-realization, and themes of maturity.]“Even Gods need character development.”That was the belief Pratham lived by—struggling, always pushing forward. Until the day he died, starving in a world too cruel to care.But death was only the beginning.He transmigrates and awakens in a multiverse as Leon. In this multiverse, the greatest threat to humanity isn’t demons or beasts, but Entities. In response, civilizations across each universe forged a single hope: the Entity Hunters Organization, training warriors to stand against the impossible.He had no magic. Just his will, his fists—and a little sister he swore to protect at all costs.Enrolling in the Entity Hunters High School, Leon finds comrades, purpose, and war. He fights beside them across different planets and universes, grows with them, laughs with them—then loses them all.Leon rises not as a hero, but something else.

This story is about a rookie researcher, who was forcefully dragged away from his restful life, compelled into facing various killers and zombies, always having to risk his life at the brink of death, and finally becoming an advanced researcher that is acclaimed by all. And throughout his adventure, he met an alluring(?) killing machine, who he started to have fantasies on after they had an accidental kiss…

Xiao Yan: Did I fall for him? But he’s a man!

Maya: Who knows…. maybe it’s the other way round?

- Description from Novelupdates

William was but an ordinary man—until fate saw fit to thrust him fifteen years into the past. Yet, this was no mere journey through time; he awoke not in his own flesh, but in that of the third son of Duke Herne, the most formidable noble in the realm.Now, amidst the glittering halls of power, where smiles conceal daggers and honour is but a well-spoken lie, William must navigate a world where commoners are naught but dust beneath the boots of the aristocracy. In this treacherous game of deception and ambition, he must learn quickly—for in the world of the nobility, ignorance is a death sentence----------------------------Hear ye, my loyal readers… From this day onward, updates shall be limited to three chapters per day—no more!Alas, my quill grows weary, and my stockpile of chapters runs thin. The weight of silence presses upon this tale, and my passion falters…I ask but a simple boon—Golden Tickets and a flood of reviews! Shall this humble plea go unanswered?.

Opening his eyes he finds himself in the unfamiliar ceiling scene.

After going through the body's memories he finds that he transmigrated into a cultivation world.

But there is a problem;

Why is everything around him look like a flag that he is the young master who gets killed by the child of the plane a.k.a. the MC?

How would he implement his try not to die plan?