Nightmares By The Sea by Jeff Buckley delves into the pain and disillusionment that can accompany relationships. The song explores themes of betrayal, heartbreak, and emotional turmoil. Buckley's haunting vocals and poignant lyrics paint a vivid picture of a love that has soured, leading to a sense of lost hope. Particularly poignant moments in the song include references to drowning in sorrow and feeling trapped by haunting memories, which Buckley uses as metaphors for the emotional depth and despair experienced. The imagery of the sea serves as a symbol for the vast, tumultuous feelings that accompany such intimate betrayal and disillusionment.