Blood Slave: Ruled by Blood, Book 2

Nina Rodriguez, a feared blood mage, finds herself a reluctant prisoner of the vampire rulers after saving their lives, with her life and death curse making her a dangerous weapon. Though she longs for freedom, her captivity is complicated by the presence of the vampire king, whose influence challenges her beliefs and feelings. Torn between desire and her dangerous position, she must confront the true nature of her imprisonment and the powerful forces at play.