Did it ever occur to you that "Peter" may not be this individual's real name? Also, the petty behaviour of constantly trashing another girl is not typical of an intact adult male, which leads others to believe that "Peter66" is a female (or at least behaves like an emotionally unstable and spiteful female).
Now, that revelation may really shoot you outside of the box that you are presently occupying and into the stratosphere! Having a safe landing