To them it was perhaps even worse than a nightmare, as one moment they were thinking of the riches, and their life after this hit, while the next moment they were all on the ground unconscious.
Once he had decided to act, Eric wouldn't pull his punches anymore.
So, the two out of three men were already dead and disposed of, the only living member of the 4 was that big sister type lady and a random trash from the guys.
First of all, she wasn't bad to the eye, and Eric thought that it would be quite the experience to have her service him.
Secondly, he had to know just with whom he had picked a fight with, and their story, so he had to let one or two of them alive for questioning.
The role of the second alive trash was to confirm or negate her answers and make sure that she wasn't lying to him.