As the title says....which song still haunts you emotionally? And why? A (freely accessible) link might greatly bring your point across.
Mine would be: (Typhoon - "Empiricist") https://www.youtube.com/watch?v=9E328pIZWFM
The lyrics go deep and it just touches me. No otherwise special attachment.
Unchained Melody - The Righteous Brothers
Sitting in the back row of the movie Ghost probably our 4th or 5th time seeing it, he finally got the nerve to kiss me, it was truly magic, I miss him so much.