I’m Sorry For Being Born In This World! - Chapter 23. The Empty Two

Lyle Walt is a young noble boy and heir looking forward to the day he can inherit his family’s territory. Except around when he was 10 year old, his parents started neglecting him more and more in favour of his little sister, Celes.
On his fifteenth birthday, he is challenged to a duel by his sister to see who will inherit the household and horribly loses, being cast out of his family. Afterwards, he gets treated by the family groundskeepers and receives the family heirloom Gem from him that Lyle’s grandfather had entrusted to him. From there, he begins an aimless journey with his childhood friend and former fiancée, Novem, and the Gem-turned-Jewel that houses the memories, personalities, and Skills of seven of his ancestors.

11-year-old Jung Si-woo always had to play alone during PE class.

“I’m excluded from any ball games.”

“Are you kidding me? Why are you the only exception?”

“If I play with the rest, everyone will be excluded. Physically.”

The strength that Jung Si-woo has is not from any hard training but just a power he was born with.

When he turns 16 years old, the world faced a cataclysm, a huge castle appeared over the Earth out of nowhere. It began selecting special humans to grant them wings making them a Player and that soon changed the world.

10 years passed.

Jung Si-woo with a supernatural strength has still not been able to forsake his dream to be a Player. While he was enjoying his jobless life, he saved a falling Player and unknowingly met the requirement to be a ‘Underground Player’.

He became more special than anyone ever is! Now, Jung Si-woo brilliant dungeon strategy play begins.

Everyone has friends in their lives, right?They can be anyone—good friends, bad friends, or even... friends with benefits.Ahem!Anyway, the point is, everyone has friends. And so did I.I was friends with author of web novel.Yeah, was.A small argument over how the main character should act in novel of [World’s Greatest Hero] led to a fight with my friend, the author.Still frustrated, I stormed out of his house... and that’s when Truck-kun hit me.But that wasn’t the worst part.The worst part? I woke up in a different body—the body of a side character in my friend’s novel.A character who is supposed to die in the prologue.[Your body is dying!][You don’t have much time left.][The creator of this world is mocking you.]F#ck you, Author.F#ck this novel.I will survive, and when I do—I'll beat you to a pulp!---

She transmigrated into an orphan, thinking that she still had her boyfriend with her, yet in an instant, her world crashed. For the position of heir, he said, “Yao’er, why don’t you become my second wife?” A sentence destroyed her wishful thinking, causing her to end their relationship of two lives cruelly. Leaving the hustle bustle, she then lived in a forest, wanting to find an honest man to spend the rest of her life with. But not long after getting married, she realized that the honest man she married was a bit dishonest.

“Are you not an ordinary hunter?” she stared at the man pretending to be innocent in a furious manner. Is the ending going to be this way? Of course not, the story had just begun from the moment she changed her future.

- Description from Novelupdates