C621
Until he left Wei Family, Yang Fann had not been able to get any promises from Wei Changqing. After Wei Changqing asked him about the details of what had happened, he got Yang Fann to pass him a copy of the information.
Then...
After that, Wei Changqing ended his conversation with Yang Fann without any comment.
Although he knew Wei Changqing wouldn't say anything before the truth was revealed