I went around the left side of the house, making sure to stay in the shadows to avoid being seen by the patrols. There was a garage on that side and what looked like it might be the servant's entrance to the kitchen. I figured that was my best shot at finding an unlocked door.
I was right. The door opened easily. I peeked inside. The lights were out in the kitchen. It was after midnight, so I doubted there would be any servants milling around. I slipped through the kitchen and could hear voices coming from a nearby room...