Kagari was born with a rare, sweet-tasting blood type known as "honey blood." For her protection, she is accompanied by a vampire bodyguard, Ryotaro. After a series of recurring murders around town, caused by a vampire tree, Kagari and Ryotaro break into the Saionji Pharmaceutical Company to expose the truth. But what is the true nature of the enemy that lies there in wait for them? And what really happened to Kagari's parents that tragic day? In this climactic final volume, find out if the honey-blood beauty and her vampire will earn their happy ending!