[Devine]

I seriously don't see the issue here. How were you supposed to know in advance that your dad would fall for your GFs Aunt. You are making a mountain out of a .... Even if you went ahead and married your GF, to me that would be OK. So you are married to the niece of your father's wife (that sounds kinder wierd huh). Anyway there is no blood relation between you to so relax. Pple stress over the wierdest things.