偏执的烟味燃尽离别之愁
[piān zhí de yān wèi rán jĭn lí bié zhī chóu]
It translates to 'The Smoke of Obsession Consumes Parting Sorrow.' Smoking here symbolizes obsession while its lingering aroma embodies lingering sadness after separation. Overall it conveys how an obsessive mindset could exhaust the pain caused by departures.