In a world where emotions manifest as physical hearts that can be exchanged, stolen, or shared, you play as a rogue Emotion Collector in a bustling metropolis. Your latest heist goes wrong, leading you to accidentally swap hearts with a stranger at an underground emotion fair. As you navigate the emotional repercussions and seek to reclaim your original heart, you unravel a web of intrigue involving a sinister black-market for emotions, curious characters, and unexpected relationships. Each choice you make will either strengthen or shatter bonds with these characters, leading to multiple endings based on the hearts you choose to keep or return.