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"Uwah… but Kireina, all the girls will see my naked body!" shouted Nanako.
"Nanako, we have seen everything all of the times we had family baths," said Altani.
"That's right! Since when are you so shy? Show me those sweet cheeks…" shouted Lilith.
"Uwah! Lilith-chan, don't be so vulgar…" muttered Nanako.
"Your body is very slender and beautiful, Nanako. There isn't anything to be shy about!" shouted Mady.
The three girls had just evolved and were currently naked as well.
"Y-You three should get your clothes on already!" she shouted.
"That's right show us those sweet cheeks" I added.
"E-Even you, Kireina?!"
"Nanako, please calm down… we aren't doing this because we are perverts! It's for science and evolution!" I said.
"I-I see… well, there isn't any way out, I guess" she muttered, taking off her Japanese kimono, her white stockings, and several other accessories.