Prosper's Demon

by K.J. Parker

If you can’t trust your own hands, what can you trust? Except I can’t, not after the last time, or the time before that. One of Them had crept inside me while I was asleep and taken control of my hands away from me, used them to murder a young woman, practically a stranger, whose only crime was a little commercialized affection.

You again, It said. Me, I replied.