Qian Cangyi relayed the question verbatim. In the past, he had also asked Wen Chengzhi this question, but Wen Chengzhi had not answered, changing the topic instead.
Having a fixed timeline gave them a trustworthy basis to rely on.
Through the analysis of the events before and after the time point, many conclusions could be drawn. Unfortunately, Wen Chengzhi didn't provide them.
Under the expectant gazes of the three people, Wen Chengzhi simply smiled and shook his head, maintaining his courteous and elegant demeanour. He didn't offer an answer.
There are two circumstances associated with a shake of the head, not wanting to answer or not knowing the answer.
Which one it was, the trio inclined towards the latter. However, any judgement they made needed to be based on a full understanding of the other party, and they must be mentally ahead of the other party.
In both these aspects, when Wen Chengzhi was the target, the trio fell short.