Ore, Twintail ni Narimasu. (Novel) - Baka-Updates Manga
The original broadcast animation of Ore, Twintail ni Narimasu ep 9 was so bad that Production IMS almost reanimated the entire episode for the BD release. Better late than never. : r/anime
Rewatch] Ore, Twintail ni Narimasu. Episode 9 Discussion : r/anime