Did you know there were going to be other slaves or did you go into this relationship thinking it was going to be just the two of you?
If you are living with a "deep hole in your gut" then obviously something's wrong. HE may not think so but it's obvious from your posts that you are hurt and confused and you need to make up your mind if this is the way you want to live your life or if it's time to walk away.
You may love him but sometimes loving a person just isn't enough to make a relationship work.