16-year-old Hyakuya Sorayuki vows to slay all vampires in order to get revenge for the killing of her friends and her brother, Hyakuya Rafael, caused by a certain vampire noble named Ferid Bathory, after attempting to escape from the vampire city with only her and Yuichiro managing to survive. Before she can fight vampires, she must know how to get along with her team well and to show Guren if she's able to conduct good teamwork with her pals.All Rights Reserved