music for this shot: Angel's Decay by Samael [link]
"He would not give up. He would search for a purpose; for his true self. As he walked, his wings assembled themselves behind his back again, skeletal and ghostly, unseen to him."
Ullrich is a Soom Arkose, and yes, this photo-series is a hint to the story of his real self. He hadn't always been a human. And now that the arrival of the one who made him forget his true self is close, memories of the past haunt him.