"The 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, betrayal, and redemption 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 books, starting with "The Black Prism," and has garnered a dedicated fanbase for its intricate plot and character development.