Against known calling stations / weak players, I fold pretty quickly. They're not betting without at least a queen here.
Against aggressive folks, I call. That's a big bet that's difficult to call, you checked the turn showing weakness, and he knows that
![The King of Spades [Ks]](https://www.pofex.com/images/smilies/Ks.gif)
is the worst card in the deck for a lot of your range.
If he's somewhere in the middle, I think a long time ... and probably fold. It's hard to find a lot of likely made hands that want to bet here that you're ahead of. KJ KT 99 JT and, um, um, 22? Ick.