The "Black Jewels" series is a popular fantasy trilogy written by author Anne Bishop. It is set in a dark and intricate world where magic and power dynamics play a crucial role. The story follows the lives of various characters, particularly focusing on the struggles of women in a patriarchal society, as they navigate their abilities and relationships. The series features a unique magic system based on the concept of Jewels, which represent different levels of power. Characters wear these Jewels, influencing their abilities and social status. The narrative explores themes of power, oppression, and the fight for freedom, making it a compelling read for fantasy enthusiasts.