I think he originally gave himself a vagina, but changed it before the girl noticed
imo this panel is him activating his power to change it back to a penis
apparently regrows clothing too lol (the arm is already clothed after regenerating)
honestly though, why fake the "I don't want to experience that pain again!". Say you'll bear it for the sake of your country or some shit and they'll probably leave you alone.
pg 2 "ducal family" I had to look up this word. Please don't use obscure words in translations unless absolutely necessary. You could easily just say "duke's family"
while I know what "perilous" means, it's uncommon enough to cause reading of the text to slow down to process it
"It means we've...