The song is about how the character of the song sees disturbing visions about afterlife and other mystic things in his dreams, but is scared about if he will ever be able to wake up again. It starts with a soft guitar solo, which is then joined by Bruce Dickinson's singing as well as the rest of the band.
The song is about how the character of the song experiences disturbing dreams about the afterlife and other mystical things, but is terrified that he may never wake up again. It begins with a gentle guitar solo, which is then joined by Bruce Dickinson's singing along with the rest of the band.