A high school student named Hananoi Utao attends a vampire academy. Although Utao is actually human, she has carefully kept this secret. However, one day her true identity is discovered by Shirotae, the vampire's progenitor. in a world where humans are considered only as "food", the relationship between Utao and Shirotae begins to grow closer in an unexpected way... A yuri vampire story presented by Yukiko, the author of "Futaribeya"!