An isolated sixteen-year-old girls' boarding school student recounts in her diary her growing paranoia that a fellow classmate is responsible for her best friend's wasting illness as well as a series of other disasters, a suspicion she is unable to confirm or deny years later. Lucy and Ernessa have become inseparable. Ernessa's taken her over. She's consuming her. Ernessa is a vampire. At an exclusive girls' boarding school, a sixteen-year-old girl...