Donmai

Series: Touhou - Old Maids Alliance's Dark History Presentation

ババルテットの「黒歴史発表会!
黒歴史 apparently means "black history" which is Japanese net slang. I don't know the English equivalent.

Full comic is here: http://www.pixiv.net/member_illust.php?mode=manga&illust_id=9277740

Blacklisted:
1