Attention: I have just roughly translated. Some words are added to explain in detail.
Some parts might be mistranslated, but I will be glad if you can understand the meaning at least in rough.

( Chirarizumu )

Koyato had asked by 15 years old radical girl about their limit of relationship.
Sorry, if something is mistranslated. But roughly it might be ok, I hope.

( Koyato )