MTL - Bringing the Supermarket to the Apocalypse - Chapter 553

The Grand Sovereign, Kang Chul-In. The man who was so strong that he had to be defeated. Having lost, he must now go back in time to take up the challenge of becoming supreme in the Continent of Pangaea. Will Kang Chul-In be able to overcome the 9 other Grand Sovereigns in order to grasp the Continent of Pangaea within his hands?

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

Jeong Yoo-shin, 23 years old, was suddenly transported to another world.In this world, not only was it impossible to return home, but even survival was uncertain.Black-haired humans were called Barbarian and treated as northern savages.There was only one place where he could gain the strength to survive and find a way to return home: the Great Labyrinth.“I must become stronger to survive. And I will definitely go back.”This is the story of a black-haired human’s fierce struggle for survival in the labyrinth.

Arriving in a new world where the steam industry was booming, he inherited a three-story apartment on the capital’s royal square, took in someone else’s cat, and listened to the whispers at his ear, ready to witness this mysterious and bizarre era. The epic of the Sixth Era was about to commence, and behind the curtain, The Chosen One was destined to step into legend. Old Gods, Relics, steam, witches, detectives, ancient secrets, the Era’s brilliance... “Would you like to play a round of Roder Cards?” Time engraved the hours, as Silvermoon illuminated the shadows. I compose your legend, you whisper your verses to me.