My fiance only cares about helping his family out and never mine...he says moving my mom in will be…

My fiance only cares about helping his family out and never mine...he says moving my mom in will be weird but don't think about how I feel having another man living with us...my mom has a lot of health issue and his brother in law is fully capable of working and having a place of his own with his wife and 2 kids! I'm about fed up! :/