Lyric discussion by marcusorl 

Cover art for Sleep Alone lyrics by Two Door Cinema Club

Hiding from reality. Swimming in his own sleeping thoughts in search of enlightenment. While it seems he needs or wishes for company or companionship, he realizes all along that he and his journey are one in the same, and nothing is real because it's in his mind. He discovers the purpose of life is to discover and actualize the deepest desires of his/our minds [though maybe simply understanding them is enough imho]. He implies that the rest of us are profoundly lost and will never know the depths of what could be, because we are figuratively asleep and oblivious to this fundamental truth.

It's a tragedy.

My Interpretation

Wow I couldn't have said it any better. You have a way with words.

Namaste

Very nice interpretation of the song indeed. It also made me think of a similar one but from a slight different perspective. What if they want to imply life is like living in a dream itself and by living in actual society is like we were sleeping, in a dream, unaware of other things that just "escape us", like they say. I was thinking these ghosts could be people or things who might represent what we leave behind during life just because we decide not to give them a further look and we only see them in a prejudiced stereotyped...