[Haganai] One of Rika's experiments goes awry and a series of events that are completely Sena's fault leaves Yozora with new organ and a hot blonde submissive she intends to keep. ...
...You can't say you're okay with kissing your cute tsundere twin and then leave her to wonder when. And you shouldn't be surprised when another close friend creates an OT3 either. 3plus tag fulfilled ...
