This is an au where they mother is not dead and there parents adoption a 2 month old girl Itsuki (boy, 20):I can't believe we are getting a sister, we don't know a sister mom and dad had us boys Akane (boy, 18): I agree and she probably ugly Izumi (boy, 16):She can't be that bad, she probably really sweet Hikaru (boy, 10):Akane don't be rude, we haven't met her yet