Li Shi Zhen prepares a pot of ginseng stew for Lord Gong. Little does he expect Lord Gong to suffer from poisoning, and was locked up in jail. Ming Yi disguises herself, following Bi Zheng into the jail, and realises that Ya San could finally speak. Bi Zheng interrogates Ya San about the hidden treasure map, but she could not remember anything. Bi Zheng and Ming Yi performs hypnosis on her, helping Ya San to finally recall and draw out the map.