Kit you are going to have to let the boyfriend comments roll off your back. Either he is feeling guilty about a relationship in his life he shouldn't have, or he is very insecure and assumes you have someone in your life. Either way engaging him in that is counterproductive. Just laugh it off, and change the subject.
M(53), W(54),D(19) M-23, T-25 Bomb Drop - Dec.23, 2017 Ring and Piecing since March 2018