These Lunatics are Obsessed With Me - Chapter 4

It’s the beginning of the Apocalypse, and zombies are running rampant over the Earth.

Cho Ryu Hyang was good at math from a young age. When he enrolled into the The Theoretical Maths and Martial Arts School, the teacher, Jo Gi Chun, recognized Cho Ryu Hyang’s talent immediately and took him in.

[Host: Female][Daily Sign-In System: Rewards Guaranteed!][Miss a day? No problem—your monthly bonus will be even bigger!]In the mysterious world of Elarion, danger hides behind beauty, our protagonist goes to academy but in mid way she get attacked and another world soul come to take her place, but because of soul own system mistake the soul died and our protagonist got system,she has realize she will die and she did not wanted that, with her system she although live but later another more extreme things happen to her, now she cant enter her own world for years, gods decided to seal it but reason nobody in Elarion know,But there's one problem: our protagonist has the lowest magical talent of all.Armed only with her wits, determination, and a mysterious Sign-In System that grants her daily rewards, can she defy fate, rise through the ranks, and uncover the secrets buried deep within Gorvanna?but there is a twist, she has attracted obsessive's vampires now she had yandere Vampire woman's who are obsessed with her,Warning (her first love will appear after chap 35+)

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