MTL - Back To 2005 - Chapter 17 grandpa and chick

After an accidental death, in order to continue to live, Gu Bai had to choose to go through various wonderful books to complete tasks.

In a world where warriors and mages wield incredible power to battle monsters and conquer dungeons, Leon was just another hopeful teenager awaiting his awakening. At eighteen, he stepped forward to touch the Awakening Orb, dreaming of a legendary class—perhaps a powerful Mage or a fearsome Warrior.But fate had other plans.[You have awakened the F-Rank Class: Necromancer][Your subclass is: Zombie Lord]The world sneered. Necromancy was a taboo, a weak class fit for those who couldn't survive real combat. Zombies? Nothing more than mindless, slow-moving corpses. With no future in sight, Leon was cast aside as a failure.Until he actually used his ability.[Select Your Zombie Type]— Warrior Zombie— Mage Zombie— Healer ZombieUnlike traditional necromancers, Leon’s system let him create and customize zombies—giving them skills, equipping them with weapons, and even allowing them to evolve. With the right combination of magic, strategy, and firepower, his undead army could be unstoppable.Armed with a mana-powered magic gun, Leon fights alongside his growing legion of enhanced zombies, proving that an F-Rank class can become the most terrifying existence in the world.The dungeons will fall.The strong will kneel.And soon… the world will know the name Leon, The Zombie Lord

Gou Liang travels through worlds in order to complete a mysterious and arduous mission…

16 worlds in total:

School Campus: Strawberry Flavored Scholar Gong √
Entertainment circle: Lemon Flavored Film Emperor Gong √
Ancient Time: Honey Tangerine Flavored Shadow Guard Gong √
WuXia: Melon Flavored Senior Brother √
Beastmen: Pineapple flavored Beastmen Gong √
Ghost Spirits: Snow Pear Flavored Dead Gong √
Ancient Time: Gr*pe Flavored Regent Gong √
Apocalypse: Banana Flavored Boss Gong √
Interstellar: Pomegranate Flavored Sentinel Gong √
Modern: Citrus Flavored Aristocrat Gong √
Mecha: Sweet Jujube flavored Lunar New Year Gong √
Ancient Time: Durian Flavored Battle God Gong √
Magic: Watermelon Flavored Blacken Gong √
Cultivation: Cherry Flavored Disciple Gong √
Fantasy: Blueberry Flavored Demon King Gong √
Celestial World: Bayberry flavored Senior Immortal Gong √

- Description from Novelupdates