[Here, his voice momentarily goes back to normal.] Yurippe? Why are you looking at me like that?

[And then a grin.] Oho! I see. You're taken aback by my [and then up his voice goes again] rugged charm and roguish good looks.

[It isn't until he finishes his sentence that he realizes what his voice is doing, and now he's internally panicking and just continuing to smile at Yuri as if nothing ever happened. Maybe she didn't notice.]