Set in a whimsical yet dark world where emotions are tangible entities, players assume the role of a Heart Broker, a quirky character who travels between realms collecting, trading, and sometimes stealing hearts to resolve conflicts and restore balance. The player must make choices that impact the emotional landscape around them, dictate their relationships with various quirky characters, and choose who gets to keep their heart. Each heart holds unique powers and backstories that unravel through engaging dialogues and decisions, leading to unexpected alliances and dramatic confrontations.