It’s Poisonous

"It would be a difficult thing for anybody to kill their own Master," Tong Yan said without turning his head around. "He would be embarrassed and restless, but these are good emotions. It would make Jian Xilai believe that he is a pitiful person who has come back to his Master after experiencing too much hardship in the world and finally having given up the delusions. He has a similar temperament to Liu Shisui's, genuine and naïve, but this sort of personality is on the other hand the most suitable for the role of a mole; otherwise, your auntie would not have brought him to us."

He Zhan wondered, "What if…Tong Lu rescinds; then what should we do?"

Tong Yan put down the chess piece in his hand, and said after a moment of silence, "The people like us would usually regret it only after they had already done it."

Rescinding and regretting were two different concepts.

"That's right. It was like what Luo Huainan had done."