Quote from tsuto
The story seems to continue in volume 3, I didn't really read it, just took a peek
Yeah, read vol 3 for the sequel. BTW the side stories are not that bad either. And there was something in vol3 that made me confused:
Spoiler (highlight to view)
The AI called Yui appeared out of nowhere so i guess that story also was also covered in side stories. It doesn't feel weird to read though you can pretty much make up everything about it.