She gives a little shiver when she slides in. The warmth is absolutely wonderful, and Anna has to quickly turn the lamp off so Elsa can't see her blush. The blinds are open, and from it they can see a light sprinkle of snow, drifting to the ground.
"That's not so bad, is it?" Elsa murmurs. Anna has to suppress another shiver.
"Hah, yeah... won't have a sore back or... yeah."
She jumps when Elsa's fingers wrap around hers; can't help but look when Elsa says, in a small voice, "Thanks for inviting me, Anna..."