Rook doesn't move aggressively, just meeting the gaze from behind his sunglasses. Good. The guy knows the girl, and all is well in the world, unless he pulls a knife. But the tall pianist's lips quirk just slightly and he gives the bug-eyed guy a little nod. Since he clearly speaks English well enough to understand, the Metalflesh held out his hand.
"Sorry about that, friend, but it tends to look a bit suspicious when someone walks through the door with their face covered," he said amicably. "Just didn't want any trouble. The name's Ro-" His tongue struggled to finish the sentence as his metal eyes checked the area rapidly for anyone over-hearing, but he couldn't hold it anyway. Goddamnit. "Rook."