浮生一梦独守一城
[fú shēng yī mèng dú shŏu yī chéng]
This phrase means to live an ephemeral life and remain faithful to one place by oneself alone, suggesting living a life like it's merely a fleeting dream, feeling isolated in a place all alone. The user likely wishes to express loneliness or perhaps the tranquility of solitude while implying a deep connection to their chosen abode.