Fan Xian and the Second Prince broke off.

The reason the Second Prince and Fan Xian had broken off was that Fan Xian had found out the truth about the Second Prince and discovered that he was only a chess piece of the Qing Emperor. Fan Xian had always suppressed the Second Prince's power, but he also hoped to drive the Second Prince into the dust and make the Qing Emperor give up the idea of him being a chess piece so that the Second Prince could live relatively freely. Thus, the Second Prince and Fan Xian finally broke off and began to probe and attack each other. The specific reason why the Second Prince wanted to kill Fan Xian was not mentioned.

The reason the Second Prince and Fan Xian had broken off was that Fan Xian had found out the truth about the Second Prince and discovered that he was only a chess piece of the Qing Emperor. Fan Xian had always suppressed the Second Prince's power, but he also hoped to drive the Second Prince into the dust and make the Qing Emperor give up the idea of him being a chess piece so that the Second Prince could live relatively freely. The specific reason why the Second Prince wanted to kill Fan Xian was not mentioned.

The reason Fan Xian and the Second Prince had broken off was that Fan Xian had found out the truth about the Second Prince and discovered that he was only a chess piece of the Qing Emperor. Fan Xian had always suppressed the Second Prince's power, but he also hoped to drive the Second Prince into the dust and make the Qing Emperor give up the idea of him being a chess piece so that the Second Prince could live relatively freely. The specific reason why the Second Prince wanted to kill Fan Xian was not mentioned.

The reason Fan Xian and the Second Prince had broken off was that Fan Xian had found out the truth about the Second Prince and discovered that he was only a chess piece of the Qing Emperor. Fan Xian had always suppressed the Second Prince's power, but he also hoped to drive the Second Prince into the dust and make the Qing Emperor give up the idea of him being a chess piece so that the Second Prince could live relatively freely. The specific reason why the Second Prince wanted to kill Fan Xian was not mentioned.

The reason Fan Xian and the Second Prince had broken off was that Fan Xian had found out the truth about the Second Prince and discovered that he was only a chess piece of the Qing Emperor. Fan Xian had always suppressed the Second Prince's power, but he also hoped to drive the Second Prince into the dust and make the Qing Emperor give up the idea of him being a chess piece so that the Second Prince could live relatively freely. He did not mention the details of why the Second Prince had fallen out with him.

The reason Fan Xian and the Second Prince had broken off was that Fan Xian had found out the truth about the Second Prince and discovered that he was only a chess piece of the Qing Emperor. Fan Xian had always suppressed the Second Prince's power, but he also hoped to drive the Second Prince into the dust and make the Qing Emperor give up the idea of him being a chess piece so that the Second Prince could live relatively freely. Thus, the Second Prince and Fan Xian had broken off because Fan Xian had exposed the Second Prince's true identity and attempted to break free from the Qing Emperor's control.

The reason Fan Xian and the Second Prince had broken off was that Fan Xian had found out the truth about the Second Prince and discovered that he was only a chess piece of the Qing Emperor. Fan Xian had always suppressed the Second Prince's power, but he also hoped to drive the Second Prince into the dust and make the Qing Emperor give up the idea of him being a chess piece so that the Second Prince could live relatively freely. The details of why the Second Prince and Fan Xian had broken off were not provided.

The reason Fan Xian and the Second Prince had broken off was that Fan Xian had discovered that the Second Prince was only a chess piece of the Qing Emperor. He had always suppressed the Second Prince's power, but at the same time, he hoped that the Second Prince could live relatively freely and not be used by the Qing Emperor. The specific reason why the Second Prince wanted to kill Fan Xian was not mentioned. As a result, the search results did not provide a clear answer regarding the specific details of the Second Prince and Fan Xian's falling out.

Fan Xian and the Second Prince broke off in " Celebrating Years " because Fan Xian had revealed the Second Prince's true identity and discovered that he was only a chess piece of the Qing Emperor. Fan Xian had always suppressed the Second Prince's power and tried to make the Qing Emperor give up the idea of using the Second Prince as a chess piece so that the Second Prince could live relatively freely. However, the exact time of the breakup was not explicitly mentioned. To obtain more accurate information, he needed to read more relevant information or watch the drama series of " Celebrating Years."

The reason Fan Xian and the Second Prince had broken off was because Fan Xian had discovered that the Second Prince was only a chess piece of the Qing Emperor. Fan Xian had always suppressed the Second Prince's power and hoped to make the Qing Emperor give up the idea of using the Second Prince as a chess piece so that the Second Prince could live relatively freely. The specific reason why the Second Prince wanted to kill Fan Xian was not mentioned.