Yes, he'll likely make future endeavors to ensnare you. If you stop responding, eventually he'll move on.
He loved you as far as he was capable. For me, I always felt most attached to the statement that my husband had a serious affair with addiction. She came first. That image to me just best fit how my role was warped by an interloper.
You really sound (even with a concussion) like you are well on your way to getting your life together and MANY positive things are happening to you!! Kudos on a lot of hard work at learning to think and act differently!