"&burn" by Billie Eilish and Vince Staples delves into the aftermath of a toxic relationship, where the fire of their passion has now turned destructive. Billie Eilish's verses reflect the conflicting emotions of love and resentment towards her ex-partner, acknowledging the intensity of their connection while also recognizing the need to move on and not let him back into her life. Vince Staples adds a layer of reflection, reminiscing about the past but also acknowledging the contentious nature of their relationship. The repeated imagery of watching things burn symbolizes the destruction caused by their relationship, as they both come to terms with the guilt and consequences of their actions. Overall, the song serves as a poignant reminder of the pain and healing that comes with letting go of a toxic love.