In the 22nd episode of the TV series "Worry-Free Princess", Hai is ready to take back the princess's body, and Zhu Cui is standing beside her disguised as a man. On the eve of the princess's execution, Yingying went to visit her. In prison, they exchanged clothes and put on a special mask made by Feng. The princess confessed her heart to the sea. The sea said that she would never love anyone except Youdi, saying that she was her little sister. When he regained Youdi's golden clothes, he would definitely go to Bule Island to find her. Zhu Cui asked Haiyan for a folding fan as a souvenir and said to wait for him. Chang Wei mobilized the firearms of Ji Shen camp, and the princess was in trouble. Yingying and the princess exchanged identities. Cao Yu thought it was the princess who died, but it was Yingying. So Cao Yu doesn't know when Yingying died in the play.