Hime goes to a doujin event to help Bel-senpai. The popular thing to look out for at doujin events is of course, cosplay... So of course they dress him up, and...
H-Hmph! Of course I am!
P-Pff! natürlich bin ich das.
¡Es más que obvio!
¡Es más que obvio!
Hunf! Claro, né!