北城亡溺我爱的他
[bĕi chéng wáng nì wŏ ài de tā]
A poetic expression possibly about unrequited love or sorrow in the context of lost love. Literally it means drowning because of my love to him in the North City, where the place 'North City' may refer to somewhere significant to them personally or symbolize someplace cold and indifferent.