The Quantum Thief, written by Hannu Rajaniemi, is a futuristic science fiction novel set in a post-human society. The story follows a master thief named Jean le Flambeur, who is offered a chance at redemption by participating in a dangerous heist. Filled with intricate world-building and mind-bending concepts of quantum physics, this book takes readers on a thrilling adventure through a world where reality is constantly shifting.