User blog comment:Eres - Mistress of Illusions/Silver Eyes/@comment-24260744-20131207020158/@comment-186.188.98.58-20131209002355

Or maybe Ruby's mom choose Yang's parents as her legal guardians in the event that she passed away, which did happened, because they are the only people she trust and that have settled down and started a family... Oh, and because Yang's dad is also Ruby's :P