Don't forget. Don't Lose or Forget is a song written by Zhenhong Mai. The melody is beautiful and crisp, and the special strings cut into the theme. Later, the addition of female voice made the music warm and abnormal, as if depicting an unparalleled love. A humming song, educational pure music, is "Don't forget". The multi-melody performance of the middle flute is integrated with the human voice. The addition of the flute changed the music a little and turned a little heavy. Then the violin was gently pulled, completely bringing the music to another world.