旧念旧情就瘾旧人旧城旧梦
[jiù niàn jiù qíng jiù yĭn jiù rén jiù chéng jiù mèng]
This username expresses nostalgia for the past, a lingering attachment to former relationships, people, and places, and dreams of the old days. '旧' means 'old,' and each repetition reinforces this sentiment.