"A war among vampires has started at Cross Academy, and even Day Class students are being attacked. Kaname finally reveals his hidden plan to Zero, and Zero must choose on which side he will fight. But in order for Zero to defeat the enemy, he will have to take part in an atrocious act"--Publisher's web site.

"Yuki debates asking Kaname about her past, suspecting that he may have been the one who erased her childhood memories. Zero confronts Kaname to find out the truth, and the two come to blows over Yuki"--Publisher's web site

Cross Academy is attended by two groups of students: the day class and the night class. Yuki Cross and Zero Kiryu are the guardians of the school, protecting the day class from the Academy's dark secret: the night class is full of vampires!

"Kaname, the pureblood vampire, has kept to his room since learning of Yuki and Zero's forbidden act. However, the arrival of Ichijo's grandfather brings the entire Night Class together to greet one of the oldest vampires on the senate. Ichijo's grandfather says he's there merely to visit his grandson, but he's out for Kaname's blood"--Page 4 of cover.

"The Night Class is back in session, but Yuki finds herself quickly becoming second fiddle to Sara Shirabuki. With Kaname gone, Yuki is now desperate for blood, so Zero offers her his own. Will she break her promise to Kaname and drink from Zero?"--Page 4 of cover.