he's a vampire. he is willing to watch you die again and again, then waits and looks for you in your next reincarnation. it hurts but he did that just to see you back. after you die, nothing interested him anymore, everything felt empty and black and white. he just waits and looks for you, that loneliness lasts for hundreds of years. but, he never felt bored to wait for you to come back. he's sure you will come back