In a world where emotions have material forms, players take on the role of a Heart Collector—a witty and rebellious character tasked with tracking down stolen hearts that have been swapped between unsuspecting citizens. With each heart possessing a unique ability and memory, players must navigate complex relationships, solve emotional puzzles, and make moral decisions. Every choice influences the outcome, leading to a web of interconnected stories that unravel the truth behind the chaotic heart-swapping scheme disturbing the realm. Players engage in dialogue puzzles, reenact pivotal memories associated with each heart, and seek to restore emotional balance before time runs out.