It is wird to be naked In front of my sister?

I am live with my perents and my twin sister. my perents fly a lot for work so Most of the time it's jast me and my siter. we both like to be naked and we don't care if one of us see the other naked, of cors we don't naked out of the home but in the home we naked almost always.

it's wird? why?
it's ok?
You also have something like that?

It is wird to be naked In front of my sister?
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