In a world where emotions are traded like commodities, you awaken to find your heart missing and discover you can interact with the hearts of others. Each heart houses grudges, secrets, and desires, and you must navigate a tangled web of human connections to find your own. As you connect with different characters, you'll unlock their stories and emotions, piecing together clues that lead you to the truth about your missing heart. Will you restore your own feelings or play puppet-master in a society lauding heartless commerce?