Counterattack System appeared when I'm already At The Mahayana Realm - Chapter 759 - : 758

Kaito Nakamura, a shy university nerd, thought he’d found love when the stunning Aiko chose him as her boyfriend. Their sweet, fluffy romance fills his lonely world with hope—until he discovers she’s cheating on him with multiple guys, reveling in the taboo thrill of betraying someone so innocent. Heartbroken and humiliated as explicit photos of her circulate online, Kaito’s tears are interrupted by a mysterious popup: the “Revenge NTR System Beta.” Promising retribution but with a chilling condition — he can’t break up with her.Contains Ntr, read at your own risk

A teenager who unexpectedly gets transported to the modern world from ‘the world of the immortals’ . He finds himself in the body of an ordinary guy. He wants to go back to his world and for that, he will have to practice to get stronger and investigate the reason why and how he crossed through to this world.

- Description from Novelupdates

I was a fool to believe that I, a mere red, could play God.A fool to think I could change the world, to balance evil with good.A fool to trust that those dearest to me would always remain by my side.In this world, where blood reigns supreme, a single misstep is all it takes to lose oneself.Ren, my dear little brother,I hope you still watch over me, even though I am unworthy.I’ll be with you soon—just wait a little longer.If you always want to stay up to date, find out when this book will be physically released, when the manhwa of Origins of Blood will come out, or see more content like novel art, then join my Discord server!

I may be a virtual YouTuber, but I’m practically an office worker. You’re saying I have the most subscribers in the group, except for the boss? Well, all those subscribers are on the official account, so it doesn’t really mean anything. Why haven’t I made an official debut? … So, what can you actually do about it?