I Attained Invincibility In The Real World - Chapter 445 - 275: Returning and Cleaning Up the Mess_3

However, he did not know that he was not raising just a harmless pet, but a biological weapon secretly made by the government… a real monster.

As a former librarian, Rand felt that he had been living an ordinary life, the one that he had reclaimed unconsciously every single day.

Recently, he has been a little upset because the pet fish he accidently brought home to raised seems to have undergo some strange changes

Well, it turned into a merman.

- 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 path of cultivation from scratch.Under the disguise of being a playboy.He is actually the boss behind the largest assassin organization——Misty Rain Tower.Aiming for the world!