The shadowless lights in the operating room were turned off. Shen Zhao took off his gloves, his fingertips still stained with blood. Without washing her hands, she took out the backup video equipment from the inner pocket of her surgical gown and stuffed it into the hidden pocket of her white coat. The equipment was as small as a fingernail, but it recorded a full seven hours - from the abnormal blood vessels of the donor liver, to the anesthesiologist's whisper that "this liver should not go into the operating room", to Jiang Yanzhou waiting outside the door for three minutes before pushing the door in, with a perfect smile on his face.