空城旧梦滥人心旧城旧梦就情人
[kōng chéng jiù mèng làn rén xīn jiù chéng jiù mèng jiù qíng rén]
This username translates to 'An old dream in an empty city confuses people's hearts; old dreams in the same city recall old love.' It evokes a nostalgic feeling about past relationships, memories in a city once filled with emotions and now seemingly deserted.