@mcmatsumoto25 genetics. u can still carry the gene for something without showing it physically. so even if say both parents were blonde it would be possible to have brown haired children. or something like that. but pretty sure theyre just written like this for the character design.
I'm so glad that things got cleared up among the family.
And damn, poor kid got banished for all eternity because his heart dared to pound for a pretty girl, admittedly the wrong one in this case lol. I hope we get to see those two again in the future.