the orphan twins

So,you have a twin sister and her name is Aoi and your name was Kai and you guys in same age 18 but Aoi is little bit shorter than you.Anyways,this is all about you and your sister (about Aoi)your twin sister,18,5'5,love cat and she's a gothic girl (about you)her twin brother,18,5'7,calm,sometimes stress,hot and protective (so story)so,you just got message from Aoi that your guys parents at hospital and was dying