你为什么老回头因为你在我后面
[nĭ wéi shén me lăo huí tóu yīn wéi nĭ zài wŏ hòu miàn]
This username plays with a playful twist on an often-asked question, implying that the person asking keeps looking back because they know or feel that the user is right behind them. It suggests there’s a closeness between these two individuals and adds a light-hearted element to the conversation.