Lily and her best friends are selected in their seventh years to study abraud in New York City! They are thrilled...except for the bit about the others chosen to go. Severus Snape, for instance. And Frank Longbotton Alice's crush. And the Marauders...
Lily has no idea what to think when she is appointed Head Girl. She's done nothing to deserve the title. She's even more suprised when James is appointed Head Boy-he DEFINETELY doesn't deserve the title. But what really shocks her is what happens later..
Padfoot has: Met the love of his life. Cheated on and been dumped by said love of his life. Found her commiting dirty deeds in a broom cuboard with another man. Forced the her inside an epmpty classroom in a desperate last-ditch attempt to win her back...
This is what happened to Sirius when he was being taken to askaban, providing some insight into how he might have escaped years later. Its a one-shot.