"Captives of the Thieve-Star" is set in a distant future where humanity has spread across the galaxy and encounters various alien species and technologies. The story follows the adventures of Telzey Amberdon, a young and highly intelligent woman with psychic abilities. Telzey is a recurring character in Schmitz's work, known for her role as an investigator and her capacity for dealing with complex situations.In this novel, Telzey becomes embroiled in a conflict involving a mysterious and powerful alien artifact known as the Thieve-Star. The Thieve-Star is a powerful and enigmatic object that holds significant sway over its surroundings. It is rumored to have the ability to influence or control individuals and entire star systems.