Go back to the start of the series, and really think about how someone ends up living the way he did. And then look at the stuff we got in the last few chapters. You'll start getting the picture
Akane is getting less annoying, still frustrating that the worst girl won. Don't be down Shisei, you should aim for the spot of first daughter instead.
Was that his father in the end? Or does he have a never mentioned brother? He looks like the most basic high school small time villain.