After solving a major transnational case, detectives Shen Jiaming and Wu Yan become embroiled in a series of murders. The mysterious deaths of Sun Chenggang and Kong Sisi point directly to the hospital’s organ donation system, and coordinator Mi Fang, doctor Ma Yuru, and the Luo siblings awaiting transplants are all implicated. During the pursuit, a third victim narrowly escapes a murder in mid-air, with the true killer lurking nearby.
