Her Grandfather hinted that she was not into the big business like him but a smaller scale running just a shop. I think that is why she likes their son and the parents-maybe more family
I agree-I so surprise with the comments of the Mother’s intent. This make the mom at least calculating at the most conniving. Which has not been her at all. I think this about opposite attracts but it will not be easy.
Otherwise they are just being dogs. Remember they are pack animals in the wild and they a have pecking order.