He was so possessed that he didn't realised what he did and only gained his sanity after that. But we can also see how worried and scared he was after realising what he had done to him. I only talked about rationality here, the rest is upto you to decide, however remember this that all of us has a different perspectives to everything we see ...and yours is that you only saw the pitiful act and the ripped a**.
Don't worry baby
