The End of the World: Counterattack from Mortals

Cool article + no system + no superpowers + no harem + full IQ online + decisive killing without the Virgin In 2080, an unprecedented catastrophe swept across the world. The prosperity and development on the beautiful Blue Star were gone, replaced by desolation and turmoil. The smoke-filled world had no life at all. The walking dead who drank blood were wandering around the world. The once prosperous human civilization was in danger and faced the crisis of extinction at any time.