[There's a beat while Grey processes that, still silently petting Manabu's lower back. If he weren't already flushed, Grey might blush.]

Really? Your perspective might be skewed since I'm, er, inside you right now. [And it's not like Manabu's taken in a ton of other dicks for comparison. He'd better not start either!] I imagine that would make it more- noticeable...