The greatness of the world does not lie in how many species it has created, but in the fact that after giving each species a space to survive, the survival of the fittest will naturally form. In today's ambitious era, vampires have quietly come to humans, and humans are also curious to study and explore. In order to find out the murderer of her parents, the brave heroine step by step into the unknown living world and spiritual world of vampires to explore the answer.