[Flere821]

Originally Posted by FRS

The Mayumi short story, all credit to whsie
*snip*

Thanks a lot to both you and whsie

Spoiler for comments:

So that's why the Saegusa family looked into the 101st... I only read about that in Web 5/6 after Koichi got utterly pwned politically by Yotsuba Mayo for digging into there