She passes the time by thinking of all the things she and Elsa might do.
Anna's never dated before. Even with Hans, that's not the word she'd use. She's always been a dirty little secret, even if she hadn't noticed it. The second choice. The mistress.
Rebound.
But not with Elsa. It's clear that this is different and special and important.
Elsa is important.
And the babies, growing inside her... they're bigger than anything. Than the both of them. Out of everything, they're the most important.
And Anna can't forget that.