Angel In The Shadows

"There's someone hiding in an alcove."
“Not to worry. He won’t answer. He’s quite harmless. Pay him no attention.”
“Quite harmless, you say. I’m very glad to hear that. Who is he and what’s he doing up here … hiding?”
“It’s an angel, and I’m not sure why he’s chosen this place to hide.”
“An angel? You’re kidding?”
“Oh, no, he’s an angel to be sure.