[Luke pulls his hand back then, both to think and to give his arm a rest. He had gotten done carrying dead weight that's even heavier than he is to the clinic, after all. The memory was far back, but he tries to recall just what was said about it.]

Yeah, sort of. It's a Daathic fonic arte, and... something about using the person's memories to control them? I don't know, it sounded dangerous.