Siblings (brothers or sisters) acting in extreme fashions towards their sisters.

This would include...

* Acting perverted toward their sister
* Acting in an extremely proud fashion towards their sister
* Siblings known for either of the above acting in collusion with others noted for the same behavior, even across different copyrights
* All of the above would also include sibling-like relationships, even if there is no actual blood relation
** [b]Example:[/b] [[Gertrud Barkhorn]] towards [[Miyafuji Yoshika]]

It would not incude...

* Mutual love, i.e. [[incest]] and/or [[yuri]]/[[hetero]]

h4. See also

* [[Brocon]] (spear counterpart)
* [[Pervert]]
* [[Female pervert]]
シスコン シスターコンプレックス コンプレックス だめだこのお姉ちゃん早くなんとかしないと