Which episode is the return of Emperor Qianlong's Jade Princess to the Palace?

18 episode. According to the synopsis of the TV series Emperor Qianlong, Princess Yu Fei's return to the palace is the first 18 episode. Due to the rupture of the poison sac in her body, she was restrained by the snake venom. After surviving, she returned to the palace under the persuasion of Princess Fei Jing. Emperor Qianlong is a TV series starring Luo Lelin, Louis Koo and He Baosheng. It tells the story that Yongzheng wanted to spill blood on the fourth prince Li Hong, and the second prince Hong Shi and his cronies Zhou Jing 'an learned that the seventeenth prince had set a trap by using the secret organizations in the Jianghu, taking Zhuang Yuer as bait to escape.