The smell of disinfectant has not dissipated, and Niu Da'e's fingertips still have the astringent feeling of a scalpel cutting through the skin. The last thing she saw was the sudden explosion of white light from the laboratory incubator, and a group of purple-black foreign objects suddenly rolling out of the chest of the recently delivered female corpse that was suspected of being "abused during her lifetime" - only later did she learn that it was a Zihe car that had been stuffed in in advance and mixed with mercury.