Because of Huo Zhenxin's mother, the kind-hearted Li Xinyu was forced to secretly stay away from Huo Zhenxin. But in the following two years of separation, the two lovers missed each other. Moved by his true love and with the help of their friends, they reunited happily. But who knew that the joy of reunion would be followed by separation and death. Because of her kindness, she was lucky enough to become the millionth visitor to heaven. When she knew that he was still facing the test of death on the hospital bed, with her insistence and the help of the angel Luo Chen, she had an opportunity - to use someone else's body to compose a love song with him again, but the condition was that not everyone knew the truth, otherwise she would have no choice but to fall into hell forever. When she came to him again through Yang Ruofeng's body, she found that he had become somewhat mysterious. Can he accept her as a stranger after recovering from his illness? Can she find true love again?