hey cowgirl and welcome to bpdfamily!
these relationships can be tough going and im glad you found us; many members can relate. fifteen months is a long time and its no surprise youre not feeling much like yourself. you can expect that a lot of very complicated thoughts and feelings will continue to come up as you try and create the space to heal.
we have a lot of great resources here to help you in the process you may want to check out:
https://bpdfamily.com/message_board/index.php?topic=136462.0hang in there, keep posting, and sharing your story. we are here to help.