"There's nothing to do but try. We survived the last room, anyway, so I have faith that whatever this room does cannot be worse. We at least have the ability to work well together and I...I've some experience with things like this."

Her horrors had been in her own home, though, and they'd been visited upon her by a person and not the rooms themselves. It's somewhat different, yes, but Sansa thinks it's made her strong enough to survive whatever this place plans to throw at her. Besides - she's fought the dead. That's no small thing.

"Come, let's try it and stop dreading the unknown."