The following are some sad pieces of music, please listen to them:

1. Carole's "No Regrets"

2. Saxophone's "Olive Tree" 》

3. Pure music of Saxophone's "Tears of a Lover"

4. Pure music of Xiao's version of Du Cong's "Velvet Flower"

5. Saxophone's "The Easily Injured Woman"

6. "Flower Sacrifice" by Shen Erning

7. "Water Moon Cave Sky" Pure Music

8. Trumpet "If the Cloud" Know"

......

The above songs are all sad background music.