Monkey Shines plot
"Once there was a man whose prison was a chair. The man had a monkey, they made the strangest pair. The monkey ruled the man, it climbed inside his head. And now as fate would have it, one of them is dead."
Allan becomes paralyzed and no longer wants to live. Then he meets Ella a monkey who is trained to grab things, etc. The monkey changes his life and gives him some sense of life again. But then the monkey turns out to be able to do much more because the monkey responds to Allan's anger and frustration and puts the dark wishes of his master into practice.