Wu Zetian and Di Renjie are from the same hometown

In the Legend of Di Renjie's Case, the actress of Wu Zetian was Zhang Yan.

Di Renjie was framed for treason during the Tang Dynasty. Di Renjie was falsely accused of rebellion by cruel officials to Junchen and was put in prison. During the trial, Di Renjie chose to plead guilty to treason to save his life. However, Wu Zetian did not kill Di Renjie, but demoted him to Pengze County Magistrate. This might be because Wu Zetian realized that Di Renjie was wronged and learned the truth through Di Renjie's son, Di Guangyuan. DiGuangYuan will father write injustice told Wu Zetian, Wu Zetian questioned to JunChen etc found the forgery of the apology form. Therefore, Wu Zetian forgave Di Renjie and appointed him as the governor of Weizhou. In general, Di Renjie was framed for rebellion because of the cruel official Lai Junchen, and Wu Zetian finally realized Di Renjie's innocence and forgave him.

There were many allusions between Wu Zetian and Di Renjie. One of the allusions was about Di Renjie being an official in a foreign country. Wu Zetian asked him if he wanted to know if someone was talking bad about him behind his back. Di Renjie replied that it was enough as long as someone said good things about him. This answer made Wu Zetian very happy and praised Di Renjie as a magnanimous elder, thus increasing her trust in Di Renjie. In addition, Di Renjie had also shown his loyalty and ability when he was prime minister. For example, he had performed well in recommending talents and recommended his son Di Guangsi to be the minister. Di Guangsi was very competent during his tenure and was praised by Wu Zetian. In addition, Di Renjie also showed his loyalty and ability at the critical moment. When he was demoted and framed, Wu Zetian always trusted him and used him again at the critical moment. These allusions showed that Wu Zetian trusted Di Renjie very much, and Di Renjie won Wu Zetian's appreciation and trust through his loyalty and ability.

"The Legend of Di Renjie and Wu Zetian" was a unit in the second series of the TV series "The Legend of Di Renjie's Case Settlement"(1996 edition), with a total of 13 to 25 episodes. The plot revolved around the plot of Emperor Zhongzong of the Tang Dynasty, Li Zhe, to detain Empress Wu Zetian. Wu Zetian deposed Emperor Zhongzong and demoted him to King Luling. Di Renjie and others risked their lives to remonstrate in order to expose the secret of the White Horse Temple, but they were demoted and released. After going through all kinds of hardships, they finally brought the criminals to justice and revealed the truth. This TV series used a mystery crime as its theme, showing Di Renjie's wisdom and courage in the Tang Dynasty.

Di Renjie did not oppose Wu Zetian for several reasons. First of all, the situation at that time was already set, and Wu Zetian's power was unshakable. Di Renjie realized that the forces that opposed Wu Zetian had been eliminated. If he also opposed Wu Zetian, he would be eliminated as well, which would be of no practical use to the Great Tang. Secondly, Di Renjie hoped to retain some loyal officials for the Great Tang by assisting Wu Zetian. The people he recommended had also contributed to the Great Tang. In addition, there was a complicated emotional line between Di Renjie and Wu Zetian. Wu Zetian liked and hated his feelings. This contradictory psychology reached its climax after Di Renjie's death. Thus, Di Renjie chose not to oppose Wu Zetian because of the current situation and his consideration of the Great Tang.

In "Di Renjie: The Four Heavenly Kings," Wu Zetian was played by Carina Liu. Wu Zetian was a character with a desire for power. She was jealous that Di Renjie had obtained the Ascending Dragon Mace, so she framed Di Renjie in order to seize the Ascending Dragon Mace. She ordered Yuchi Zhenjin to lead a group of "mutants" who were proficient in magic to carry out the plan. However, Di Renjie managed to escape from the 'mutant group' with the help of the medical officer Shatuo Zhong. In the movie, Wu Zetian's character showed her multi-faced personality, allowing the audience to see her emotions.

Di Renjie chose not to oppose Wu Zetian for several reasons. First of all, the situation at that time had already been set, and Wu Zetian's power was already unshakable. Di Renjie realized that the forces that opposed Wu Zetian had been eliminated. If he also opposed Wu Zetian, he would be eliminated as well, which would be of no practical use to the Great Tang. Secondly, Di Renjie hoped to retain some loyal officials for the Great Tang by assisting Wu Zetian. The people he recommended had also contributed to the Great Tang. In addition, there was a complicated emotional line between Di Renjie and Wu Zetian. Wu Zetian liked and hated his feelings. This contradictory psychology reached its climax after Di Renjie's death. Thus, Di Renjie chose not to oppose Wu Zetian because of the current situation and his consideration of the Great Tang.

Di Renjie was a famous politician and official in the Tang Dynasty. He had once held important positions such as prime minister. Wu Zetian was the supreme ruler of the Tang Dynasty and the only female emperor in Chinese history. According to historical records, Di Renjie and Wu Zetian did not have an affair. Di Renjie once served as prime minister of Wu Zetian during her reign. There was a close relationship and mutual trust between the two. In addition, Di Renjie had also dealt with political problems and solved practical problems for Wu Zetian many times. He had won Wu Zetian's appreciation and trust. During Wu Zetian's reign, he had repeatedly put Di Renjie and others in important positions. He believed that they had outstanding political talent and leadership skills and had made important contributions to the political and social development of the Tang Dynasty. Therefore, it could be said that the relationship between Di Renjie and Wu Zetian was mutual trust and support.

Di Ruyan once pretended to be Wu Zetian in Detective Di Renjie. In the plot, Di Renjie had Ruyan dress up as the emperor to distract the assassin. However, Wu Zetian soon saw through Ruyan's identity and exposed her disguise. Ruyan eventually betrayed the Snake Spirit Organization and turned over a new leaf. Di Renjie thought she was his niece. Later, due to Ruyan's outstanding performance in the rescue process, Wu Zetian officially gave her the name Di Ruyan. Therefore, Di Ruyan had once pretended to be Wu Zetian in the play.

Di Renjie was from Taiyuan, Bingzhou (now Taiyuan, Shanxi).