Bremdag looked puzzled, "wait, Niarhdul, would tying ourselves up contain the shadows? If it gets strong enough to move away from your body, I didn't think a rope would contain it?"
"I'm pretty sure that in the early days they would have to sleep in shifts, with one person watching several others, looking for the first signs of shadow so they could wake the sleeper before it could break free. On a side note, the real problem was nightmares. There were lots of benign shadows from people who were having good dreams. But one shadow that comes out of a nightmare is enough to ruin all the others."