Even after the autopsy on the body-packer, the drugs are not found. Team Dr. Baek narrows down the suspects, and the boss is suspected to be the murderer. The investigation team continues investigating Jeon Sang Cheol at his company. Prosecutor Do visits a woman who quit Ilsong Securities, and she used to be close to Kang Ah Reum, who ends up dying. (Source: KOCOWA)