"What, like some sort of - automated response, maybe?" He gets back to his feet with a puzzled frown. "Like the dream wants us scared?"

That certainly might explain it. Daniel's been on edge this whole time but he can't remember anything jumping out at him in particular. Though he has reached reflexively for the sidearm that isn't there a few times, and now he's wondering if he should start suppressing that instinct. It probably wouldn't go a long way in making Seth comfortable.