In a dystopian world where people's hearts can be traded as commodities, you play as Max, a heart broker who specializes in finding and reuniting lost hearts with their rightful owners. Each heart has a unique story and powers. As you interact with various characters—ex-lovers, heartless mercenaries, and underground heart hackers—you must navigate moral dilemmas, solve emotional mysteries, and confront the dark truth behind the heart-trading black market. The narrative shifts based on your choices, leading you to multiple endings that explore love, identity, and the value of human emotions.