In a world where hearts can be exchanged like trinkets, you find yourself in the chaotic city of Cardia, where emotions are currency and love is a game. As a heart broker, your job is to help clients find their perfect match by facilitating heart exchanges based on their emotional needs. However, things take a turn when you stumble upon a black market heart smuggling ring and a mysterious client who may hold the key to your own hidden past. Engage in conversations, make morally complex choices, and unlock heartfelt secrets while balancing your business dealings with your burgeoning emotions. Each decision shapes your relationships and the fate of Cardia, leading to multiple endings that challenge the very nature of love.