Blood+

A story focused on Saya and Hagi's past in Russia in the first years of the 20th century (1910's).

A Haji solo story, prior to the events of the TV series. In Hong Kong, a police detective named Nishitatsu Yoshi investigated a string of murders in which the victims died due to loss of blood. During the investigation, he encountered a mysterious man who may have a connection to these incidents.

Based on the original anime series, though geared toward the female audience.

From Dark Horse: At Yokota Base in Japan, American soldiers stand guard at the brink of the Vietnam War. Although they fear the enemy outside their base, an even more dangerous enemy waits within bloodthirsty vampires walk among them. Appearing human, the beasts lurk in secret among the soldiers, waiting for the moment to attack. Saya, a fierce and beautiful vampire hunter, is sent to lead a team of undercover agents whose mission is to decide who is human and who is not and wipe out the vampires before they can wipe out the base. But even though Saya is a powerful warrior whose skill with her Japanese sword is lethal, her ferocity may not be enough.

It is the official novel adaptation of the anime series. It expands on the events of the anime and gives greater background information on the battle against chiropterans.

Ukishima Shrine is located in an old, picturesque lakeside town. Shrine maiden Kisaragi Saya lives there along with her father, Tadayoshi. By day, she lives the life of a normal high school student at Sanbara Academy. By night, she hunts the Old Ones. Possessing supernatural physical prowess, the Old Ones prey on humans, and only Saya has the ability to defeat them. (Source: AniDB)

Pairing: David x Haji Will Haji's music be the only thing that soothes David's soul?