Qin Fangfang did not know that Dan Zhigang was Qiu Shan. Although there were some plot details that hinted at Dan Zhigang's true identity, such as his age and some of his actions, Qin Fang did not know this secret directly. The last time they met was at the hospital. Qin Fang questioned Dan Zhigang about the truth of Chen Wan's death, but Dan Zhigang shirked responsibility and blamed Si Teng. In his anger, Qin Fang revealed the bracelet and Chen Wan's portrait. Only then did Dan Zhigang admit his mistake. Therefore, Qin Fang did not know that Dan Zhigang was Qiu Shan.
Dan Zhigang had returned to Qiu Shan through the medicinal pill that transformed him into Si Teng. He thought that everything had settled down after he destroyed Bai Ying during the Republic of China, so he suppressed it with Si Teng's hair and lived there for a long time. However, after he learned about the Kwikure, he realized that he had only killed a part of Si Teng, and the other half was still hidden in the world. In order to eliminate the root of the problem, he decided to take the medicinal pill that he used to refine the vine and use the power of the medicine to return to the appearance of his youth and become Qiu Shan again.
The relationship between Qiu Shan and Dan Zhigang was controversial. Some search results showed that Dan Zhigang's real identity was Qiu Shan, and they had the same black rope, which implied that their relationship was not ordinary. However, there were also some search results that pointed out that Dan Zhigang and Qiu Shan were not related. They were two different people. Therefore, there was no clear answer to the exact relationship between Qiu Shan and Dan Zhigang.
The relationship between Qiu Shan and Dan Zhigang was controversial and had different explanations. Some search results showed that Shan Zhigang's real identity was Qiu Shan, suggesting that there was some connection between them, such as that they had the same black rope. However, there were also some search results that pointed out that Dan Zhigang and Qiu Shan were two different people. They had never been the same person. Therefore, the exact relationship between Qiu Shan and Dan Zhigang was still unclear. The search results provided different opinions and explanations.
The relationship between Qiu Shan and Shan Zhigang was controversial. Some search results showed that Dan Zhigang's real identity was Qiu Shan, and they had the same black rope, which implied that their relationship was not ordinary. However, there were also some search results that pointed out that Dan Zhigang and Qiu Shan were not related. They were two different people. Therefore, there was no conclusive answer regarding the specific relationship between Qiu Shan and Dan Zhigang.
Qiu Shan in Si Teng was Qin Fang's good friend, Shan Zhigang. After Qiu Shan became Shan Zhigang in the play, he learned that Qin Fang was Bai Ying's descendant. On the surface, he continued to treat Qin Fang well, but in fact, he kept track of Qin Fang's movements at all times. Qiu Shan felt threatened by Si Teng. In order to suppress Si Teng again, he might use Shan Zhigang's identity to attack Qin Fang and threaten Si Teng. However, the current search results did not provide a clear answer as to why Qiu Shan did not kill the descendant of the Duon, Qin Fang, and became business partners and good brothers with Qin Fang.
Before Qiu Shan died, he found out that Changsheng and Angelica were two different people. He only understood this fact after he heard the conversation between Bai Ying and Si Teng when the third lightning bolt struck. In the previous storyline, Qiu Shan did not notice the existence of Changsheng and Angelica.
The real identity of Shan Zhigang in Si Teng was Master Qiu Shan of Xuanmen. Qiu Shan had used the power of the Nine-Eyed Heavenly Orb to transform into Dan Zhigang, who had been hiding beside Qin Fang and chasing after the resurrected Si Teng. Qiu Shan had once raised Si Teng and planned to use her to raise his reputation, but Si Teng exposed Qiu Shan's true face, causing Qiu Shan to be rejected by the orthodox sect. In order to gain the recognition of the Mysterious Gate, Qiu Shan created Si Teng and used her to kill the Duon Race. Then, he made a move and created the illusion that he was brave enough to destroy the Duon Race. Qiu Shan hid his appearance and turned into the young Dan Zhigang. Therefore, Dan Zhigang's real identity was Qiu Shan.
The real identity of Shan Zhigang in Si Teng was Master Qiu Shan of Xuanmen. Qiu Shan had used the power of the Nine-Eyed Heavenly Orb to transform into Dan Zhigang, who had been hiding beside Qin Fang and chasing after the resurrected Si Teng. Qiu Shan had once raised Si Teng and planned to use her to increase his reputation, but Si Teng revealed Qiu Shan's true colors. Therefore, Dan Zhigang was Qiu Shan.
Shan Zhigang's real identity in the TV series Si Teng was the Taoist Master Qiu Shan. Qiu Shan had used the power of the Nine-Eyed Heavenly Orb to transform into Dan Zhigang, who had been hiding beside Qin Fang and chasing after the resurrected Si Teng. Qiu Shan had once raised Si Teng and planned to use her to increase his reputation, but Si Teng revealed Qiu Shan's true colors.
Qiu Shan had done many cruel things to Si Teng. He used Si Teng to expand his reputation and taught her how to kill her own kind. Qiu Shan abused Si Teng, did not allow her to have her own feelings, and used Shao Yan Kuan to deceive Si Teng. Qiu Shan had even caused Si Teng to be killed by Bai Ying, who had planned to eliminate Si Teng in the end.