We Don't Kill Spiders (We Don't Kill Spiders #4)

Black Caravan Imprint: The identity of the serial killer tormenting a prosperous Viking village has been revealed, and Bjorn and Revna find themselves in a life-and-death struggle against this deranged psychopath. Meanwhile, the Black Goat of the Woods, a sinister entity summoned by a deranged cult, begins spreading its darkness across the land.