C743 The Same Situation as Three Years ago

After hearing Zhang Ming's words, Gu TIanjiu frowned slightly.

There were actually letters. In which era, there were no mobile phones. Letters were indeed a lot of things. In that case, that woman's letter should have been sent to his home … That's right, but Nanny Chen was also in the Gu family. He should know a lot of things, so he might as well ask her …

As he was thinking