Joni Mitchell's song Fiction delves into themes of perception, reality, and the narratives we create about our lives. Through poetic lyrics, Mitchell explores the complex interplay between truth and interpretation, questioning how much of our personal history is constructed through our own storytelling. The song also touches on themes of nostalgia and reflection, as the protagonist looks back on past experiences and relationships, questioning their true nature. Particularly poignant moments include introspective lines where the narrator grapples with the blurred lines between memory and imagination, highlighting the subjective nature of human experience.