The Liberus Charm
The Evans's house was not difficult to break into. Lily lived in a nicer, leafier part of the neighbourhood, so there were more shadows for him to stick to. She had placed a few protective enchantments over the front door, but they were woefully naïve. Intention-based charms could be fooled so easily. They only stopped you if you intended any immediate harm to the inhabitants of the house but you could intend all kinds of delayed harm, incidental harm, and walk straight in, just as long as violence wasn't the uppermost thing in your mind. You could be thinking: 'Oh, I left my wallet in here, and incidentally I'm going to throttle your father' and it wouldn't be a problem. Human intentions were really too complicated to insure against. It was better to assume that every intruder meant you harm, and act accordingly. But, of course, Lily would have difficulty with that idea.
He knew the house was full of sound sleepers. These people were