When did Cui Lin become a crown princess?

In the 34th episode, Trina became a crown princess. Cui Lin is the heroine of Leyuan Scenic Area and the only daughter of the general. In the 34th episode, Trina became a crown princess, and Trina and Li Ben fell in love in several confrontations. After the dissolution of Cui Jiajun, Cui Lin decided to marry Li Ben, the emperor's grandson, and became a crown princess. "Happy Garden" is a love drama in ancient costume, directed by Wai-Man Cheng and starring Soso and Jing Tian. On June 6, 2023, it was broadcast on Tencent video, which was adapted from the novel of the same name that bandits and I thought about. It tells the story that Li Kui, the imperial grandson guarding the border, was forced to undertake the task of counterinsurgency and had sex with Cui Lin, the only daughter of the general who concealed her true identity.