The original picture caused an instinctive gut reaction.
What else could you ask for?
I think it was, therefore, right on the mark.
You want to get people to think. You don't have to beat them over the head with grue to do that. In fact, you get the opposite reaction -- they will turn away in disgust, and turn on you for stuffing that ugliness in their faces.
Oleg, I think you did just fine with this.
If you want to experiment with the ability to show corpses realistically, then by all means, listen to your advisors -- if nothing else, for the learning experience.
But if you are interested in selling a concept, I'd stay with the softer, more "welcome in my home" approach you just showed us.
Fud