In the last sentence of the Peach Blossom Spring, the word "then" could be understood as "after" or "then", indicating that no one would go to the Peach Blossom Spring after a certain point in time. The context of this sentence was that the people of Peach Blossom Spring had hidden their identity through some means so that the outside world no longer knew that there was a person living here. Therefore,"no one asked" meant that after the people of Peach Blossom Land hid their identities, no one came to find this mysterious Peach Blossom Land.