In 2132 of the Cold Era, the human evolution plan studied by a certain scientist organization in Siyan failed and produced a life mutant called zombie. This mutant has a highly contagious virus. Affected by the virus, the global human population has decreased sharply. By 2134, zombies are all over the world, and humans are less than one percent of the original. In order to fight against zombies, the Major military bases, including Siyan Military Base, took over the human evolution plan and intensified research efforts to successfully develop a human evolution potion. However, very few people can successfully use the potion. Human beings who have successfully evolved are called evolvers. Evolvers are divided into ability users and enhancers. Human beings already have the ability to fight zombies and survive in this apocalyptic world...
Purpose: If you want to survive, you can only rely on yourself