In a world where emotions are tangible and hearts can be traded like currency, you play as a heart adjudicator in a bustling city where feelings are the most valuable resource. Each day, you are presented with unusual cases where people must decide if they want to transfer pieces of their heart to others, for love, power, or revenge. Navigate through morally gray decisions, unveiling secrets from your own past as you encounter quirky characters, each with their own heart-related dilemmas. Solve puzzles to uncover the truth behind the heart exchange system while managing your characters' mental states and relationships with others, leading to multiple endings based on your choices.