There's no reason why he wouldn't be an actual reviewer. If he goes to the trouble of emailing various ladies offering reviews for special treatment then chances are he's quite well acquainted with the whole system so he probably does have an account, he could even have multiple accounts to review with.
However, whether he is or not, one thing is for sure - he's an idiot.
If i were in your shoes i'd forward on his Email address to management and see if it corresponds to any registered users on here Name and shame these twits!