Mary smiled at John but more at herself; because it was far too early in their relationship for her to be imagining the physical features of their future kids.

And yet it seemed her mother had been right in her advice to Mary about how you knew "the one"; you just knew...and Mary knew without a doubt that she would one day be John Winchester's wife; would say yes to him this instant if he asked her.

John tilted his head, as if he knew Mary was having a conversation with herself as she began to carefully untangle the chain.

TBC