Chen Ran is an internationally renowned photographer who was invited by his friend Luo Qi to shoot the cover of a magazine. He met a model Zhao Ling who made his heart beat, but Zhao Ling was Luo Qi's girlfriend...
In the old house he rented, Chen Ran found a bottle of lucky stars and a diary left by his deceased former tenant. After reading the diary, he slowly began to hallucinate.
Zhao Ling broke up with Luo Qi and got together with Chen Ran, but she found that Chen Ran was becoming more and more abnormal and could not distinguish between reality and diary...