| Due to government shuffle during the reign of Wu Zetian, the ambitious Di Renjie was relegated to a remote town in the east. Di showed extraordinary talent in case-solving, but as he probed further, more and more secrets were revealed. He embarked on a nationwide journey and solved many mysterious cases. In the end, he returned to Chang'an and reunited with his father. Together, they tackled a crisis that threatened peace and order. |
| Name | Character | Episodes |
|---|---|---|
| Zhong Chuxi | Empress Wu | 33 |
| Zhang Ruoyun | Diao Xiaoguan | 32 |
| Clara Lee | Yu Su | 32 |
| Li Naiwen | Li Miao | 32 |