Set in a vibrant, dystopian city where emotions are harvested for energy, players take on the role of Casey, a heart merchant who has inadvertently come into possession of a rare, uncrushable heart. This unique organ has the power to grant extraordinary emotional experiences to whoever possesses it. As Casey navigates through various challenges—rival merchants, underground emotion smuggling rings, and the enigmatic Heart Guild—decisions impact not only Casey’s fate but the balance of emotions in the city. Players engage in branching dialogues, emotional dilemmas, and thrilling narrative choices that lead to multiple endings, all while teasing apart the meaning of true feelings in this fast-paced and poignant adventure.