In a world where emotions are physical entities, you play as a 'heart dealer' who trades in love, anger, and empathy. Players navigate through different realms of emotion, each represented by unique challenges and characters. You must gather the hearts of others to unlock the secrets behind a mysterious heart epidemic threatening the world. Decisions you make will influence the hearts you collect and the relationships you build, leading to multiple possible endings. Can you navigate the tangled web of emotions and find the source of the epidemic?