Time Salvager, written by Wesley Chu, is a fast-paced science fiction novel set in a future where time travel is possible. The protagonist, James Griffin-Mars, is a chronman who travels back in time to retrieve valuable resources from Earth's past. However, his latest mission takes an unexpected turn when he discovers a powerful artifact that could change the course of history. This book combines thrilling action with thought-provoking ethical dilemmas, making it a compelling read for science fiction enthusiasts.