It appears that this may have a bit more to it than the Twilight movies.
Rose Hathaway is a Dhampir: half human/vampire, guardians of the Moroi, peaceful, mortal vampires living discretely without our world. Her legacy is to protect the Moroi from bloodthirsty, immortal Vampires, the Strigoi. This is her story.
This adaptation of the Richelle Mead novel stars Zoey Deutch, Lucy Fry, Danila Kozlovsky, Gabriel Byrne, Sarah Hyland, Joely Richardson, Cameron Monaghan, Sami Gayle, Claire Foy and Ashley Charles.