曲终人散空愁暮曲终人散听离歌
[qŭ zhōng rén sàn kōng chóu mù qŭ zhōng rén sàn tīng lí gē]
This username implies the feeling of sadness and desolation when a joyful gathering ends. '曲终人散' is a common phrase indicating people leave after the performance finishes, often leaving behind melancholy emotions.