Vampire novels (Linda Howard)

When the human and the vampire worlds collide, there will be hell to pay.
 
Luca Ambrus is a rare breed: vampire from birth, begotten by vampire parents, blood born. He is also an agent of the Council—the centuries-old cabal that governs vampirekind, preserving their secrecy and destroying those who betray them.
When a cryptic summons leads him to the scene of the brutal killing of a powerful Council member, Luca begins the hunt...