Ganta has a slight guilty conscience thing going on, so he currently assumes he's constantly doing something to make people feel bad. He blinks at the question, as though he had not realized he was saying that out loud.

"Uh... Well. Deadmen are what people who have a unique ability are called, where I'm from," he scratches the side of his face, a moment, "People like me."

He waits to see if this Roen guy wants to hear more, before he continues.