Darkblood: Born Of The Slayer (Vampire Slayer Stories)

This story is about one young kid named Eric Darkblood and he born by a family name Darkblood (a family where human and vampire living together) also in that family vampire and human married each other and also the vampire never consume or drink a blood from human they living like a human and also there's a Queen who hates the Darkblood family and she has intends to kill them