Merchants of Blood
Gilbert, D. A. Wars ravage Europe in the mid-1700s--alliances shift, lands are occupied. One family becomes powerfully wealthy from their lucrative trade in bottled blood to a thriving population of upper-class vampires.
A princess, unaware, sheltered by her mother until events surrounding a human baby leads to her death, thrusting the princess into the world from which she was sheltered. An army soon fears her, kidnappers seek her, and gamblers laud her. ...