小贤你没和一菲在一起
[xiăo xián nĭ méi hé yī fēi zài yī qĭ]
The username seems referencing a storyline from popular comedy TV series '爱情公寓 Love Apartment'. 小贤 (Qian Xian) and 一菲 (Yifei) are two main characters who have complicated romantic relations throughout series. The username implies Qian Xian isn't with Yifei as viewers expected