World Building

Setting:

Earth

Normal Life

New China(cities will just be called A City, D City etc. since idk what actual places in China are.)

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Event that brings zombies. need help (meteor, earthquake, science experiment, etc.)

Animals also mutate.

ranking system?

Humans can cultivate the virus/energy through breathing techniques. (martial artists and army figure this out)

In New China, people have mandatory 2 year army service since tensions are high recently. (they are taught some basic things + military breathing technique)

most people don't use it after military service and forget it.

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Zombie strength:

Rank 0: 50 kg

Rank 1: 100 kg

Rank 2: 200 kg

...

Rank 9: big number