Struggle for Life

Dual protagonists + no system + innovative story + zombies + parasites + Cthulhu. A corrupt world, a painful protagonist; a deformed monster, a weird pillar of flesh. Where did all this come from? Countless zombies, parasites, and mutants occupy the entire world. The sudden disaster left no one with any hope. The world is dark and life is struggling in it. But in this weird and chaotic world, some people are unwilling to give up looking for the brightest light in the darkness.