[Advice Needed] She Is Keen On Having s*x With Her Ex!!! What Should I Do?

Dear Tee,I am 27 years old and I am an optometrist. I am presently doing my NYSC. I met a girl who is also serving and we have dated for 5 months now. I love her so much and intend settling down with her as soon as I get a permanent job. I have made my intentions known to her and I always tell her how...