[He really, really doesn't want to admit his mind is pretty much entirely full of thoughts of 'procreation' atm, but his face probably says it all. Which is why he's tugging and grinding that knot around, his breathing getting faster and faster.

And then it's happening, as he hits that nice O. There's a lot, and that knot is doin' what it's supposed to do, so uh. Hope you like cuddling, Kuga. And wow, there's a wolf-like noise coming from him.]