Peggy's grateful for the return of her daughters -- the momentary distraction allows her to collect herself and briefly run over everything Clint has explained. Try to make sense of it. If she hadn't seen some of the things HYDRA was capable of, she'd be much more skeptical, but the Tesseract still held unknown powers.

At least until the door comes into play. Josephine lets out a giggle and waves the book at it as Peggy settles her. She flails her arms, trying to reach for -- well, it could be either door or tray of tea, but Peggy's arm around her is secure, and the toddler stretches in determined vain.

"Remember what happened last time," she says to Sarah, mildly chastising, even as she smiles, simply glad for their return and how close they are once more. But she steals a look at Clint -- the prior conversation is not over, as much as she would like to avoid it.