Tomodachi no Imouto ga Ore ni Dake Uzai - Volume 1, Extra

A world from another dimension suddenly appeared in the Milky Way galaxy and collided with the earth. A spatial collapse occurred, which allowed the monsters crossing over from the other side to invade various countries, and the earth fell into great calamity.

The military was powerless against the invasion because modern weapons didn't work against monsters from another world. Under the desperate situation, a god-like figure appeared and bestowed blessings upon the humans to awaken their power. From then on, the earth regained its hope, and these extraordinary people were called Realizers.

Tenku Okuihara is a five-year-old boy who dreams of becoming a Realizer to protect the world and his family. But an incident changed his life goal from a hero to a grim reaper.

Kai's story begins in a cold holding cell - with no memories and nothing to live for. Just pain and rage. Broken, like the world around him. That’s when everything went black...The next thing he knew, he awoke as a mutant!Seven years earlier, in 2020, the Z Virus outbreak shattered the world. Cities fell. Beasts and monsters ravaged the streets. And from the chaos, mutants emerged - humans twisted by the virus into something more. A gift and a curse.But Kai didn’t mutate from the virus.He was made.The first and only stable artificial mutant, created by the twisted genius Dr Nyx - a man who failed to replicate him and spiralled into obsession.Tortured. Experimented on. Pushed to the edge. Kai finally escaped after his awakening, but the scars remained. And so did the power.Now free, Kai is cold, calculating, and merciless. His ability to manipulate blood - his own or others' - is terrifying. But to him, it’s just a tool. One he’ll wield without hesitation.In a ruined world ruled by the Association, mutants, and the strong, Kai has no interest in saving it. He wants answers about his past, the truth behind his mutation, and revenge on the man who tormented him.Only one thing is certain: He who bleeds last writes the story... even if it’s in crimson ink on the bones of the fallen.This is the story of the Bloodweaver!Disclaimer: This is a work of fiction. Any similarities to real events, locations, or people are purely coincidental and not intended to portray anything.

“You need my help, Tesoro. You choose. A marriage with me or be torn apart by them” His voice was cool as though this wasn't a matter of life or death.I didn't want this life. My father had gambled a lot and left me with a lot of enemies and now I needed the help of Don Vincenzo LaRosa who was my high school bully and now the Don of the most powerful mafia family in Italy if I was going to survive it.It was just a marriage of convenience but I realized something. He wasn't helping me out of a good heart. I had been sold without my permission to him. I was the mafia's pawn.

He had never invested in shares or bought a lottery ticket, and neither did he have any experience in the general business industry. Lu Li found that the only thing he could do was play games.

Luckily he had experienced rebirth, and was one step ahead of everyone else. Luckily, games had been developing extremely quickly, and there were many people who had become rich through playing games.

In his ‘past life’, he had spent countless nights awake, in grief and anguish. However, although all of this had been washed away, so what…? This life, he was determined to make a fierce counterattack against fate and stand at the very top!

- Description from Novelupdates