their family participation is pretty much over when she ran away... It will be, for what I remember 3 mentions of them in the history, one is what happened when the father (and the neighborhood) discovered that fiara ran away and the motive behind, other two will be centered around the brother, first one is when brother realises he is not that special when he goes to the capital to study and his feelings of guilt towards her sister when he gets informed of his sister's runaway and the other many years after the runaway he sees a particular noble the looks like her missing sister