Serious copywriting:
Yu Nai was a chronicler of daily life in the palace. Although he was a historian, he had no choice but to record the love affairs of the palace maids and concubines. Therefore, he extracted some secret anecdotes from the palace and compiled them into volumes for his own entertainment, which is not enough for future generations.
Copywriting in human language:
There are several short stories in Lily in the Palace, each independent and somewhat related, and the author fills in the gaps according to his mood.