While reading A Song of Ice and Fire, I kept coming back to the question of who is Jon Snow's mother. If you haven't read the first four books (the only ones published at the time I am writing this), then you probably want to stop reading because I'll mention stuff that you probably don't want to know until George R. R. Martin reveals them to you - it's so much better that way.

So, I tinkered with a variety of ideas and then a crazy one came to me - what if Eddard isn't Jon's father? A lot of stuff starts making sense then: The urgency of which Eddard has to tell Jon... something. Why Eddard...