Merlin looks up when he hears the door open, stopping in the middle of polishing a pile of armour. Some things never change apparently.

The man's face looks familiar to him, and it takes a second for him to recall exactly where he's seen it. "We met at the library before, haven't we?" Merlin asks, a smile already forming. He sets the piece of armour in the "clean" pile and raises a hand in greeting.

"Hello again. What brings you here?"