There's no falter in Harry's wide, cocky sort of grin at Inumuta's revelation. He can put 2+2 together, of course, but whether or not the answer bothers him? That's not entirely clear.

Harry shifts in his seat, sending off the darlings settled on either side of him as gently as possible-- "Give us a moment, loves." --and it's not until they clear out that he gives his conversational partner the time of day.

"Playing me for answers, eh? Tsk tsk. Didn't anybody ever tell you fibbing's a terrible habit?"