[Now that's definitely something Shun can understand, and though he's still seated leaning on one arm of the couch instead of in any decent position to do this in, he straightens himself up a little with a knowing look.]

Everyone has darkness. It's just a matter of whether you can overcome it, or how much you give in to it.

[It's honestly a little humiliating that it took him this long to realise his, but then, that had been more of a blur to him, a slow descent rather than a slope straight down.]

Then what was it really? [The prompt is just that - not demanding or harsh, just a question of what had actually happened.]