Board Thread:WARNING ALL USERS False Info\Spoilers/@comment-216.201.66.243-20130813075151/@comment-11533671-20130814231825

Ravensong77 wrote: no proof of any spell

Peter said it in the last episode. He told Derek that she seduced him. I don't think that he would have done all that after just meeting her unless there were more going on. As you say, no proof, BUT no other explanation either.