Welcome to our forum.
Sounds like you are at the beginning of quite an adventure. I hope you and your sweetheart get things worked out. I'm sure therapy will help.
Polyamory.com is a good place to get your questions answered about poly, whatever questions you have. Have a look at our threads and see what calls to you.
It's great to have you onboard.
Love means never having to say, "Put down that meat cleaver!"