"Lightbringer" is a fantasy series written by Brent Weeks. It follows the journey of Karris White and Gavin Guile, who navigate a world where magic is derived from light. The series explores themes of power, sacrifice, and identity as characters confront their pasts and the consequences of their choices. The story is set in a richly developed universe where different colors of light correspond to various magical abilities. The series consists of five main books, starting with "The Black Prism" and concluding with "The Burning White." It has garnered a dedicated fanbase for its intricate plot and character development.