This can't do...This can't do...Even if it's my foul mannered sister, if she does not dress as befitting of a woman...Big bro can't see her off as a successful bride with a peace of mindThen that means my sister is a pervert who always shows off her undergarments...!?That means if that's something that can't be seen...If I don't warn her now...Is that something that can't be seen?Even though that's Ega〇-chan's activity?Then the bottom are just pants?Nnn..?If the one piece I had initially thought was actually just an outer garment...