Mutagen - Chapter 1137: An Inhuman Fight, The Silhouettes of Darkness and Flames

In the tenth year after the new era, the world finally came to an end. Zhang Mu truefully waited for his death, but unexpectedly found that he had returned to ten years ago. With his memory about the future, he swore that he would change the calamitous history, saving the earth from being destroyed! Walking dead, zergs, evolvers, and various mutated animals… nothing can stop him! The first step is to retrieve his identity as an era merchant , then find all the treasures he can remember to enhance himself!

- Description from Novelupdates

In a bustling modern city where ancient secrets and mysterious powers collide with everyday life, 22-year-old Ethan Cross seems like your average college student. Behind his unassuming demeanor lies a man shrouded in secrets—a masked vigilante known only as “Virtuoso,” feared by criminals and sought after by powerful organizations.Ethan is overpowered, sarcastic, and ridiculously skilled at everything he does. But there's one thing he’s terrible at: romance. When the enigmatic and fiercely independent Mia Harper stumbles into his life, she unknowingly becomes the key to unraveling a conspiracy that ties Ethan's past to an ancient prophecy.Between laugh-out-loud moments, explosive action, and unexpected twists, Ethan navigates his double life while trying to protect Mia, keep his identity hidden, and maybe—just maybe—figure out how to confess his feelings without being a complete disaster.

The spiritual energy recovers, others practice, and Xu Bai upgrades.

After getting the game system, because I haven’t received the main mission, I frantically spent 22 years of experience points.

Then……

Xu Bai suddenly discovered that he was already invincible.

Practice exercises.

Full skill.

Everyone: “Why don’t you have a bottleneck.”

Xu Bai spread his hands: “What’s the bottleneck, click to upgrade, isn’t it enough?”

- Description from novelbuddy

【Hot New Book】Skilled in martial arts, proficient in medicine!Please read the first three chapters, if they don't sit right with you, come at me!