"Just about," Verity said, where she was precariously leaning over the top of some of the blankets, hanging down extra sheets between them. "Adds a bit of insulation, especially when the front door is open," she explained. "And lets us have different areas of the fort."

And it just felt more, well, fortier when you had to go through different sections of blanket. She didn't know why, it just did.

"You should go out one of the entrances and come back in," she said. "Really get the full experience."

Which included Verity's plan to plug in an LED version of the star projector she'd bought on Amazon a few days ago when she'd gotten this idea in the first place.