There seemed to be a scene in the opening song, where Li Yuanfang pointed her sword at Di Renjie's throat. What was going on?

The exact number of episodes where Di Renjie and Li Yuanfang met again in Detective Di Renjie 3 was not mentioned.

Di Renjie and Li Yuanfang were a couple in Mobile Legends. Their relationship could be traced back to the traditional chivalrous novels. One of them was an official, and the other was a swordsman. Their relationship was described in the game as that of an assistant and a master. After their relationship warmed up, they got married and had some sweet moments in their married life. Some players and fans also created some sweet stories and clips about them. In general, the relationship between Di Renjie and Li Yuanfang was described as special in the game. There was a special feeling between them.

Di Renjie had the advantage when he faced Li Yuanfang in the lane. It could be said that he was beating Li Yuanfang. Di Renjie's second skill could remove Li Yuanfang's dart mark and weaken Li Yuanfang's output ability. In addition, Di Renjie could also easily neutralize Li Yuanfang's big move, Wind Blade. Therefore, from the perspective of skill mechanisms and lane suppression, Di Renjie had an advantage over Li Yuanfang.

In Detective Di Renjie, Li Yuanfang and Ruyan were lovers. Their relationship gradually deepened, and Ruyan became Di Renjie's right-hand man. However, there was no specific information about whether they were married or not. Although there were some clues that they might have been married, there was no conclusive evidence to prove it. Therefore, there was no clear answer to the question of whether Li Yuanfang and Ruyan were married.

Yes, Detective Di Renjie had a scene of Li Yuanfang being beaten with a stick. This happened in the 23rd episode of the seventh episode, Mysterious Island.

There was a complicated relationship between Li Yuanfang and Ruyan in Detective Di Renjie. In the drama, Li Yuanfang had deep feelings for Ruyan, and Ruyan also had special feelings for Li Yuanfang. However, specific information about whether they became husband and wife or married was not clear. Therefore, it was impossible to determine whether their relationship would develop further.

Di Renjie and Li Yuanfang were working together again. In the TV series Detective Di Renjie, Liang Guanhua played Di Renjie and Zhang Zijian played Li Yuanfang, who were a perfect pair. They worked together to solve many cases. Although the details of their collaboration were not mentioned, it could be inferred that they worked together again in the show.

Di Renjie learned that Li Yuanfang was killed in the 32nd episode of Detective Di Renjie 3. In this episode, Di Renjie planned to raid the North Valley granary and capture Lin Yang. However, in the warehouse, the guards came to report that they had rescued Ning Shi and Shanyang County Magistrate Lu Jiying. Ning Shi saw Di Renjie crying and told him that Li Yuanfang had been killed. When Di Renjie heard the news, he fainted on the spot. This scene happened in episode 32.

The following conclusion: In Detective Di Renjie 2, Li Yuanfang and Ruyan were a couple. They went to the Yue clan to investigate the case and finally solved the big case. Because of their achievements, Wu Zetian officially gave Ruyan the name Di Ruyan and made her Di Gong's right-hand man. There was no clear information about Li Yuanfang's ending.

Di Renjie set Li Yuanfang and Ruyan up. In Detective Di Renjie, Li Yuanfang and Di Ruyan had deep feelings for each other. In the play, they hugged after they separated. In addition, Li Yuan Fang and Ru Yan did get together in the end. In Detective Di Renjie: Doubtful Shadow of the Guan River, after Di Renjie returned to Luoyang, the red cloth that was only used for marriage was hung on the door beam of Di Mansion, as was the sedan chair that Ruyan rode in. Their relationship was supported by Di Renjie.