Ages 12-16: In the Forest of the night by Amelia Atwater-Rhodes
In the forest of the night is a really good book. Risaka,is one of the strongest vampires, there are not many stronger than her maybe 5 or 6. Aubrey is on those one vampire. In the year 1709 he gave her a black rose on which her blood fell and she had no choice but to be a vampire. Aubrey is her sworn enemy and has killed all her beloveds and she is out to get revenge.