The song is about feelings of jealousy, vulnerability, and desire for revenge after a past relationship.
It shows how the memories and traces of the past relationship are still present despite the physical end.
The lyrics reflect the idea that past and present are intertwined and that emotions do not simply disappear when a relationship ends.
It is made clear that the protagonist has let go of their ex-partner but still has to deal with the emotions from the past.
Overall, the song emphasizes the strength and desire for self-assertion of the protagonist amidst the complex feelings of loss, jealousy, and the past.