Speculative fiction is a broad umbrella category of narrative fiction referring to any fiction story that includes elements, settings and characters whose features are created out of imagination and speculation rather than based on attested reality and everyday life. That encompasses the genres of science fiction, fantasy, science fantasy, horror, alternative history, and magic realism.
Driven out of the Empire, nomadic feral vampires make an epic trek
through the Black Mountains in search of their ancient homeland,
ignorant of the vampires kin that trail them as prey.