Whose Heart Is It, Anyway?

In a world where people's emotions are literally tied to their hearts, a mysterious organ thief has been stealing people's hearts, leaving them emotionally numb and lost. As a rogue bioengineer, you possess a unique ability: a heart of your own that can sense the faint echoes of emotions from other hearts. Navigate through the labyrinthine streets of a futuristic city, solving clues and unraveling the identities of both the victims and the thief, all while battling not just for your own heart, but for the very essence of humanity itself. Can you recover the stolen hearts before they disappear forever, or will you succumb to the thief's dark game?