The year is 2035, ten years after the collapse of human civilization. The abnormal celestial phenomenon of alternating polar day and polar night has become the new normal.
The catastrophe caused by the X virus destroyed the social structure, and the survivors were divided into three camps: ordinary humans, mutants and vampires.
Vampires gain immortality through genetic mutations, but require regular injections of serum to maintain their humanity.
Intention: Unbridled and Unconstrained