I'm so sorry this is happening to you. Something like this happened to me once and no you are not being paranoid. A common tactic is to eagle-eye everything you do and to more or less isolate you. You too must start documenting and talk to HR as Elisha suggested ASAP. I wish you the best. Take care.
DX: chronic migraine, cervical degeneration, depression/anxiety
RX: Wellbutrin, Lexapro, Soma, Immitrex
"You don't find out that God is all you've got until God is all you've got."