旧梦旧爱旧心只给旧人
[jiù mèng jiù ài jiù xīn zhĭ jĭ jiù rén]
This online name suggests that the person only holds on to old memories, old love, and the feelings from past relationships. The user likely cherishes their history and has a deep-seated sense of nostalgia for their past experiences, preferring not to let go of those connections.