What is Ye Tian's short play about crossing to the Prince of the Western Zhou Dynasty?

Nine princes. According to the query of Iqiyi, Nine Princes tells a series of stories about the young Ye Tian who crossed to the Western Zhou Dynasty to become the Nine Princes, and met Princess Qiu Er who was also confused about the future of the country during his travels in rivers and lakes. "Nine Princes" is a suspense comedy short play, which belongs to the platform of iQiyi. The film is directed by Wang Tao, starring Zhang Yue Nan and Hong Ju. This kind of TV series has changed the femininity and willfulness of the royal children in the past, and tells the growth and cognition of royal figures in the court with plain and straightforward expressions.