Oriel's eyes followed him so he could read the man's lips. "Hi, Cat," he said, in his voice that was always a bit flat. Inflections were things he had never been able to learn. He smiled, and reached down to pet the cat, running his fingers through the soft orange fur.
Tweak, sensing the other cat, had come out from under the couch and was looking very intensely at Cat. "This is Tweak," Oriel said, his fingers signing the words as he spoke them, out of habit.