The speaker says they have wiped every trace of a former lover from their room, but the poem quickly shows that erasing is not the same as forgetting. The footprints are gone, yet what replaces them is ash, and the ash keeps stirring up memories. Scent, touch, the hum of the air-con at 23 degrees, the bed that is too high, the drawn curtains: ordinary details return like a ritual being repeated, and the speaker feels both deja vu and a flicker of hope.
The mood is heavy, intimate and a little suffocating. Memories are tinted in sepia, and the speaker seems to feel the other person's heartbeat through warm cloth, as if the link is half real, half imagined. By the end, even fresh air becomes "new ash" that clings to the throat, body and heartstrings. The title's "ashes to ashes" fits: the speaker wants to move on but ends up carrying the loss in every breath.