Ah. So Riku is present. He'd thought he might be, but having confirmation of that is certainly beneficial. It means he knows something of the nature any resistance to his presence will have, just as it means that he'll need to be somewhat more careful about seeing to that which will need to be seen to.

"I am... familiar with him, yes," he offers after a moment of consideration. "However, it may be somewhat inaccurate to say that I 'know' him."