In Never Let You Be Lonely, Liu Ye plays a mainland policeman named Fang Zhendong. The film tells the story of a beautiful young woman from Hong Kong who drifted north and a tireless policeman who sincerely and enthusiastically served the people. After a drunken carnival, the emotional anti-virus upgrade of mutual appreciation began. Li Peiru, played by Shu Qi, a Hong Kong woman, is engaged in real estate sales in Beijing. Because her parents prefer boys to girls, her life and psychological burden are very heavy, and she has always wanted to find someone who has a sense of security and can give her a stable life, even a mistress.

Peiru's business needs investment, and Zhencong wants to get married. Fang Zhendong did not hesitate to own his ancestral home, but Peiru suddenly disappeared due to poor business. At this time, Zhendong was diagnosed with cerebrovascular amnesia and soon lost his job. The Zhendong family's life is in trouble. Pei Ru, who returned to Hong Kong, found that she would never forget Zhendong, so she went back to Beijing after many twists and turns to find Zhendong, only to find that Zhendong was seriously ill at this time. This time, Peiru did not flinch, and she chose to accompany her lover.

The hero and heroine played by Shu Qi and Liu Ye have gone through a lot of hardships and finally got together and never left. This is a sad beauty, but this beauty is more touching. Such beauty and love, as Li Peiru, played by Shu Qi, said: If I die tomorrow, I won't feel sorry for seeing you today.