In a world where emotions can be harvested and transferred between individuals, you play as an emotionally-charged detective named Riley Heart who specializes in reuniting lost hearts. Set in a bustling metropolis where feelings are both currency and commodity, you receive an anonymous tip that a black market organization is illegally selling hearts of the deceased. As you navigate through various emotional landscapes and confrontation scenarios, you must solve the mystery of who is behind the trade, all while managing your own emotional balance, which can change depending on the choices you make. Your choices lead to multiple endings, and each decision comes with emotional consequences that affect the outcomes of both the cases you solve and your character's psyche.