Whipping in "Cross_Ange"

I found a whipping scene in "Cross_Ange",episode 10.


クロスアンジュ 天使と竜の輪舞 第10話 「絞首台からサヨナラを... 投稿者 hayato12080716_1127




I do NOT know the details,but i guess a captured heroine (or princess?) is whipped by her younger sister in public in the opening of this episode.

And if you would like to know more, an enWP's article enWP's list might be helpful.