Thanks for your responses! Rationally, I know it is because they are afraid for R. They are afraid of him getting burned, especially when he's so attached to me, and that the best I can do is be a supportive partner to R and be kind and courteous to his friends and family. I'm actually slated...
Backstory, I have been in a relationship with my primary for nearly seven years. I recently got into a new relationship with a great guy, who I'll call R. We've had a couple road bumps with him adjusting to poly, but so far so good. However, his friends think I'm the wicked witch of the west...