roman if you were a good brother you would understand ace's choices... if you kill her he will hate you forever... he has taken care of frisk since she was just a kid, she isnt "just a human"... she makes ace happy... your already a shit brother so the least you can do is let her live... anything can be achieved without bloodshed... its better for everyone... her ancestors may have been racist pricks... dont put yourself at their level.... also what the fuck is wrong with you.... you pinned your brother to the wall with razor sharp bones... if it wouldnt break ace's heart i would end your miserable life... if i could break the 4th wall of course