Follow the heartwarming bond between Misaki, a young vampiress, and Kurose Kuroe, her human companion who used to hunt vampires but now writes about them. Misaki, who despises her new vampiric nature, is determined to shield Kuroe from harm, even if it means turning him into a vampire. However, Kuroe's paranormal investigations attract not only vampires but also other supernatural beings, putting his life at risk. To safeguard him, Misaki must confront her deepest fear and consider transforming Kuroe into a vampire.