Set in a dystopian future where technology allows people to transmute hearts, you play as an underground investigator specializing in heart-related crimes. A mysterious series of identity thefts has left citizens swapping hearts with dangerous consequences. As you navigate through a web of deceit, betrayal, and dark humor, you must solve the mystery of the lost hearts, uncovering the truth about the individuals who lost them and the intentions of the shadowy organization pulling the strings. Every choice you make influences the story, revealing the heart of humanity—or the lack thereof.