Prologue: Sometimes I think it all started with something as simple as an open door. That if that day I hadn't heard the soft knock, if I hadn't still been in my uniform, if the sun hadn't filtered through the window just like that, maybe nothing would have happened. But the truth is it did happen. And although I could blame curiosity, or the heat, or the way Julián looked at me without saying anything, deep down I know t...