In a world where hearts are literally traded as commodities, you wake up to find your own heart missing, replaced by someone else's. As the newest member of the Heart Exchange, a clandestine organization with shady dealings, you must navigate a web of secrets and unexpected allegiances to reclaim your heart. Each choice you make will influence your fate, as well as the fates of the hearts you encounter. Become a master negotiator, decipher the hidden meanings behind the hearts of others, and discover why your heart was taken—and who truly deserves to keep it.