Step into the shoes of Lyra, a witty and charming medical examiner who has an unusual knack for solving crimes by literally speaking to the organs of the deceased. In a city plagued by heart transplants gone wrong, Lyra receives an enigmatic heart in the morgue with a message encoded in its muscle. As she dives deeper into the case, she must navigate the morally ambiguous world of underground organ dealers, estranged families, and mysterious benefactors. With every clue, the stakes rise, challenging Lyra's ethics and her emotional attachments. Will she decode the message in time, or will the city’s heartbeat be silenced forever?