Did you recommend any childhood sweethearts for the male and female leads?

The male and female protagonists were childhood sweethearts. Later, the female protagonist found out that she had heart disease, so she left the male protagonist to go to the United States for treatment. At that time, the female protagonist seemed to be only 18 years old. A few years later, the female protagonist became a celebrity. Her stage name seemed to be Angel. The female protagonist saw the news of the male protagonist's engagement in a magazine, so she returned to China and lived in the male protagonist's house. The male protagonist seemed to be a music producer. He once composed a song for the female protagonist. Later, the male protagonist heard that his girlfriend had come to the male protagonist's house. The female protagonist had a heart attack and the male protagonist cried very sadly outside the female protagonist's ward. It was a very touching short story. Everyone, please help. Does anyone know?