[What's with that face, Jae-ha........ Sousei just quirks an eyebrow at that, and without hesitation:]

There is nothing grand about what I've done, but I certainly do not regret it.

[He's just weirdly humble--the whole "heroes from the shadows" thing stuck with him intensely.]

The government was rotting from within, the army used as a tool for injustice and further cruelty.

[He shrugs, a gesture that says "what'll you do?". Treason, apparently.]

Such a thing had to be stopped.