Years ago I had a fleeting, passing thought as I watched 'Big Girls Don't Fly,' wondering where the chain that Lois gives to Clark came from. I wrote a snippet, then it sat there in the recesses of my computer for years.

The story can be found here.

Lois: You know, I have a funny feeling that you didn't tell me your biggest secret.

Clark: Well, just to put your little mind at ease, Lois, you're right.
Ides of Metropolis