I Was Possessed By An Unknown Manga - Chapter 61: Brother’s Brother

Lumberling, a 42-year-old civil engineer, grew numb to the monotonous rhythm of modern life. Hoping to rekindle his sense of wonder, he set out on a solitary nature trip, only to stumble upon an ancient, forgotten pyramid. A strange red light burst forth, killing him instantly… and binding itself to his soul.Cast adrift in the void, his soul found no rest, until he awoke in the body of a young foot soldier, bleeding and broken on a war-torn battlefield in a world not his own.Determined not to die again, Lumberling fights to survive in this brutal new realm where knights clash with monsters, kingdoms rise and fall, and mysterious powers shape the fate of nations.Armed with a strange ability to devour the essence of those he slays, he begins to carve out a new path, one forged by blood, strength, and sheer will.But power alone may not be enough. In a world where danger lurks in every shadow, and ancient forces stir in the dark, can a lost soul rise above fate… or will he be consumed by the very essence he seeks to control?

In the book, the supporting male lead is the older brother of the female lead. The supporting lead has a cold and desolate personality and is despised by the female lead due to his terminal illness. However, when the female lead acted viciously and was abandoned by everyone, he still protected her, sacrificing everything for her and even dying for her.Su Ci has transmigrated into the book, becoming a little rabbit raised by the supporting male lead, and she has discovered that her life is tied together with this terminally ill supporting male lead.After becoming a little rabbit, Su Ci can only sleep on the supporting male lead’s dusty bed every day, eat withered carrots, and guard against the female lead, who occasionally tries to pluck her rabbit fur. To turn back into a human, she needs to find ways to get close to him every day.The supporting male lead noticed that lately, his pet rabbit always wanted to kiss him. Until one night, he leaned down and kissed this soft little creature, and it unexpectedly transformed into a beautiful little fairy!…The female lead encountered trouble, so she went to look for the supporting male lead, whom she always looked down upon. Unexpectedly, the young man, who was previously poor, down on his luck, and nearing death, had become a scion of a wealthy family in a blink of an eye, and by his side was a girl as beautiful as a fairy.But what made her jealous was that the always-cold and aloof supporting male lead actually kissed that girl gently in front of everyone!

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates

"Be my son's mother."