The Sword Saint's Second Life As a Fox Girl - 1-28 Cognizance

A skilled but unfortunate modern-day assassin was killed in a freak accident. However, he soon found himself summoned to another world by an evil wizard, who had him possess the body of a boy as an experiment. After successfully planning the evil wizard’s downfall, he used the wizard’s body as a springboard to gain influence and power in his new world.

- Description from Novelupdates

I fell into a game world out of nowhere with an instant kill skill.
And then somehow, I became a bigshot.

Amid the silence of the aftermath, a sealed envelope was found resting beside the fallen Infinity Blade. Its edges were worn, as though it had been carried for many years, yet the seal remained intact. Gok, known for his stoicism and strength, had written it long before the final battle, anticipating that one day his journey would reach its end.

Want to burn Night City to ashes?Want to overthrow these corporate enterprises?Want to try a fully immersive virtual reality game?What are you waiting for? Quickly order “Future Horizon - Cyberpunk”! You won't regret it! Free spots available!Huang Ban, Military Tech, Kangtao, Biotech, Su Petrochem: Where did these cyber nutcases come from?Ye Corporation: Don't look at me, you wouldn't mistake these jumping monkeys for rogue AI, would you?Blue Eyes: I don't know them.Night City's hottest sex icon: Why does every one of these lunatics want to kill me for a photo souvenir?Regina: Lin Miao, there are suddenly a lot of cyber psychopaths on the streets, do you have any clues?Lin Miao (whipping out a whip): I know, they are my loyal machine servantsPlayer: Dog planner, get out here! Who taught you that implants need a separate set of equipment? Guns and bulletproof vests aside, even the damn body requires me to pay? And Adam Heavyhammer, Darling~~ My secret weapon will give you an unexpected surprise~~